{"id":497348,"date":"2025-10-13T19:47:17","date_gmt":"2025-10-13T12:47:17","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=497348"},"modified":"2025-10-13T19:47:17","modified_gmt":"2025-10-13T12:47:17","slug":"tds-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/tds-la-gi\/","title":{"rendered":"Ch\u1ec9 s\u1ed1 TDS l\u00e0 g\u00ec? Ch\u1ec9 s\u1ed1 TDS trong n\u01b0\u1edbc bao nhi\u00eau l\u00e0 \u0111\u1ea1t chu\u1ea9n?"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Trong \u0111\u1eddi s\u1ed1ng hi\u1ec7n \u0111\u1ea1i, ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi. M\u1ed9t trong nh\u1eefng ch\u1ec9 s\u1ed1 \u0111\u01b0\u1ee3c quan t\u00e2m nhi\u1ec1u khi \u0111\u00e1nh gi\u00e1 n\u01b0\u1edbc u\u1ed1ng v\u00e0 n\u01b0\u1edbc sinh ho\u1ea1t l\u00e0 <\/span><b>TDS<\/b><span style=\"font-weight: 400;\">. V\u1eady <\/span><b>TDS l\u00e0 g\u00ec<\/b><span style=\"font-weight: 400;\">, n\u01b0\u1edbc c\u00f3 ch\u1ec9 s\u1ed1 TDS bao nhi\u00eau l\u00e0 an to\u00e0n, v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ki\u1ec3m tra v\u00e0 c\u1ea3i thi\u1ec7n ch\u1ec9 s\u1ed1 n\u00e0y? B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y s\u1ebd cung c\u1ea5p h\u01b0\u1edbng d\u1eabn chi ti\u1ebft, d\u1ec5 hi\u1ec3u d\u00e0nh cho m\u1ecdi ng\u01b0\u1eddi, t\u1eeb vi\u1ec7c nh\u1eadn bi\u1ebft TDS cho \u0111\u1ebfn c\u00e1c bi\u1ec7n ph\u00e1p \u0111i\u1ec1u ch\u1ec9nh n\u01b0\u1edbc \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>Ch\u1ec9 s\u1ed1 TDS l\u00e0 g\u00ec?<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">TDS l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a <\/span><b>Total Dissolved Solids<\/b><span style=\"font-weight: 400;\">, t\u1ee9c t\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan trong n\u01b0\u1edbc. Ch\u1ec9 s\u1ed1 n\u00e0y \u0111o l\u01b0\u1eddng t\u1ed5ng l\u01b0\u1ee3ng kho\u00e1ng ch\u1ea5t, mu\u1ed1i, ion kim lo\u1ea1i, v\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t v\u00f4 c\u01a1 kh\u00e1c h\u00f2a tan trong n\u01b0\u1edbc. TDS kh\u00f4ng ph\u00e2n bi\u1ec7t ch\u1ea5t n\u00e0o t\u1ed1t hay x\u1ea5u, m\u00e0 ch\u1ec9 ph\u1ea3n \u00e1nh <\/span><b>n\u1ed3ng \u0111\u1ed9 t\u1ed5ng h\u1ee3p c\u00e1c ch\u1ea5t h\u00f2a tan<\/b><span style=\"font-weight: 400;\"> trong n\u01b0\u1edbc.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u1ec9 s\u1ed1 TDS th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng \u0111\u01a1n v\u1ecb <\/span><b>mg\/L (ppm \u2013 ph\u1ea7n tri\u1ec7u)<\/b><span style=\"font-weight: 400;\">. V\u00ed d\u1ee5, n\u1ebfu m\u1ed9t l\u00edt n\u01b0\u1edbc ch\u1ee9a 500 mg ch\u1ea5t r\u1eafn h\u00f2a tan, th\u00ec TDS = 500 mg\/L. N\u01b0\u1edbc t\u1ef1 nhi\u00ean, n\u01b0\u1edbc m\u00e1y hay n\u01b0\u1edbc kho\u00e1ng \u0111\u1ec1u c\u00f3 TDS kh\u00e1c nhau, ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n n\u01b0\u1edbc, \u0111\u1ecba ch\u1ea5t, v\u00e0 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd n\u01b0\u1edbc.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Hi\u1ec3u r\u00f5 TDS gi\u00fap ch\u00fang ta \u0111\u00e1nh gi\u00e1 <\/span><b>m\u1ee9c \u0111\u1ed9 \u201ctinh khi\u1ebft\u201d c\u1ee7a n\u01b0\u1edbc<\/b><span style=\"font-weight: 400;\">, t\u1eeb \u0111\u00f3 l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd, l\u1ecdc ho\u1eb7c s\u1eed d\u1ee5ng n\u01b0\u1edbc h\u1ee3p l\u00fd.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-01.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-01-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-01-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-497360 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-01.jpg\" alt=\"tds-la-gi-01\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-01.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-01-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-01-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2 style=\"text-align: justify;\"><b>\u00dd ngh\u0129a ch\u1ec9 s\u1ed1 TDS l\u00e0 g\u00ec?<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u1ec9 s\u1ed1 TDS c\u00f3 \u00fd ngh\u0129a quan tr\u1ecdng trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>\u0110\u00e1nh gi\u00e1 an to\u00e0n cho s\u1ee9c kh\u1ecfe:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc c\u00f3 TDS qu\u00e1 cao ho\u1eb7c qu\u00e1 th\u1ea5p \u0111\u1ec1u kh\u00f4ng t\u1ed1t. Ch\u1ec9 s\u1ed1 qu\u00e1 cao c\u00f3 th\u1ec3 ch\u1ee9a nhi\u1ec1u mu\u1ed1i kho\u00e1ng, kim lo\u1ea1i n\u1eb7ng ho\u1eb7c c\u00e1c h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc, g\u00e2y h\u1ea1i cho th\u1eadn v\u00e0 tim m\u1ea1ch. TDS qu\u00e1 th\u1ea5p (v\u00ed d\u1ee5 n\u01b0\u1edbc tinh khi\u1ebft RO g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f2n kho\u00e1ng ch\u1ea5t) l\u00e2u d\u00e0i c\u00f3 th\u1ec3 thi\u1ebfu c\u00e1c kho\u00e1ng ch\u1ea5t c\u1ea7n thi\u1ebft cho c\u01a1 th\u1ec3.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn h\u01b0\u01a1ng v\u1ecb n\u01b0\u1edbc:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc TDS th\u1ea5p th\u01b0\u1eddng c\u00f3 v\u1ecb nh\u1ea1t, trong khi n\u01b0\u1edbc TDS cao c\u00f3 v\u1ecb m\u1eb7n, \u0111\u1eafng ho\u1eb7c c\u1ee9ng. TDS v\u1eeba ph\u1ea3i gi\u00fap n\u01b0\u1edbc c\u00f3 v\u1ecb d\u1ec5 ch\u1ecbu, c\u00e2n b\u1eb1ng gi\u1eefa kho\u00e1ng ch\u1ea5t v\u00e0 tinh khi\u1ebft.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>\u1ee8ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 sinh ho\u1ea1t:<\/b><span style=\"font-weight: 400;\"> Ch\u1ec9 s\u1ed1 TDS quan tr\u1ecdng trong n\u1ea5u \u0103n, pha ch\u1ebf \u0111\u1ed3 u\u1ed1ng, nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n, v\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p. V\u00ed d\u1ee5, n\u01b0\u1edbc c\u00f3 TDS qu\u00e1 cao s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00e1y m\u00f3c, l\u00e0m c\u1eb7n trong \u1ea5m \u0111un, n\u1ed3i h\u01a1i, ho\u1eb7c c\u00e1c <a href=\"https:\/\/hoanghamobile.com\/dien-may\/may-loc-nuoc\">thi\u1ebft b\u1ecb l\u1ecdc n\u01b0\u1edbc<\/a>.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Nh\u01b0 v\u1eady, TDS kh\u00f4ng ch\u1ec9 ph\u1ea3n \u00e1nh \u201cs\u1ea1ch\u201d hay \u201cb\u1ea9n\u201d, m\u00e0 c\u00f2n li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn <\/span><b>s\u1ee9c kh\u1ecfe v\u00e0 tr\u1ea3i nghi\u1ec7m s\u1eed d\u1ee5ng n\u01b0\u1edbc<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-02.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-02-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-02-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-497361 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-02.jpg\" alt=\"tds-la-gi-02\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-02.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-02-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-02-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2 style=\"text-align: justify;\"><b>TDS l\u00e0 g\u00ec? N\u01b0\u1edbc c\u00f3 ch\u1ec9 s\u1ed1 TDS bao nhi\u00eau l\u00e0 \u0111\u1ea1t chu\u1ea9n?<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00e1c t\u1ed5 ch\u1ee9c y t\u1ebf v\u00e0 ti\u00eau chu\u1ea9n n\u01b0\u1edbc u\u1ed1ng \u0111\u01b0a ra m\u1ee9c TDS ph\u00f9 h\u1ee3p nh\u01b0 sau:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>TDS &lt; 300 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc m\u1ec1m, tinh khi\u1ebft, an to\u00e0n, v\u1ecb n\u01b0\u1edbc d\u1ec5 u\u1ed1ng, ph\u00f9 h\u1ee3p u\u1ed1ng tr\u1ef1c ti\u1ebfp.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>TDS t\u1eeb 300 \u2013 500 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc v\u1eabn \u0111\u1ea1t chu\u1ea9n, ph\u00f9 h\u1ee3p s\u1eed d\u1ee5ng sinh ho\u1ea1t v\u00e0 u\u1ed1ng tr\u1ef1c ti\u1ebfp, c\u00f3 l\u01b0\u1ee3ng kho\u00e1ng ch\u1ea5t v\u1eeba \u0111\u1ee7.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>TDS t\u1eeb 500 \u2013 1000 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc b\u1eaft \u0111\u1ea7u c\u00f3 v\u1ecb m\u1eb7n, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng sinh ho\u1ea1t nh\u01b0ng h\u1ea1n ch\u1ebf u\u1ed1ng tr\u1ef1c ti\u1ebfp l\u00e2u d\u00e0i.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>TDS &gt; 1000 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y h\u1ea1i cho s\u1ee9c kh\u1ecfe, ch\u1ee9a qu\u00e1 nhi\u1ec1u mu\u1ed1i kho\u00e1ng ho\u1eb7c t\u1ea1p ch\u1ea5t, c\u1ea7n x\u1eed l\u00fd tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">T\u1ed5 ch\u1ee9c Y t\u1ebf Th\u1ebf gi\u1edbi (WHO) khuy\u1ebfn c\u00e1o <\/span><b>TDS t\u1ed1i \u0111a cho n\u01b0\u1edbc u\u1ed1ng l\u00e0 500 mg\/L<\/b><span style=\"font-weight: 400;\">, \u0111\u1ea3m b\u1ea3o v\u1eeba an to\u00e0n v\u1eeba ngon mi\u1ec7ng.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-03.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-03-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-03-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-497363 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-03.jpg\" alt=\"tds-la-gi-03\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-03.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-03-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-03-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2 style=\"text-align: justify;\"><b>Trong n\u01b0\u1edbc c\u00f3 nh\u1eefng ch\u1ec9 s\u1ed1 TDS n\u00e0o?<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">TDS l\u00e0 ch\u1ec9 s\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc u\u1ed1ng ho\u1eb7c n\u01b0\u1edbc sinh ho\u1ea1t. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c lo\u1ea1i ch\u1ec9 s\u1ed1 TDS ph\u1ed5 bi\u1ebfn v\u00e0 \u00fd ngh\u0129a c\u1ee7a ch\u00fang:<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>TDS trong n\u01b0\u1edbc sinh ho\u1ea1t<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Khi t\u00ecm hi\u1ec3u ch\u1ec9 s\u1ed1 TDS l\u00e0 g\u00ec, th\u00f4ng tin gi\u00fap b\u1ea1n bi\u1ebft m\u1ee9c \u0111\u1ed9 tinh khi\u1ebft v\u00e0 an to\u00e0n c\u1ee7a n\u01b0\u1edbc u\u1ed1ng h\u00e0ng ng\u00e0y.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>TDS \u2264 300 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc r\u1ea5t tinh khi\u1ebft, h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f2n t\u1ea1p ch\u1ea5t h\u00f2a tan. Th\u00edch h\u1ee3p cho n\u1ea5u \u0103n, pha ch\u1ebf, nh\u01b0ng n\u1ebfu u\u1ed1ng l\u00e2u d\u00e0i c\u1ea7n b\u1ed5 sung kho\u00e1ng t\u1eeb th\u1ef1c ph\u1ea9m ho\u1eb7c b\u00ecnh kho\u00e1ng.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>TDS 300 \u2013 500 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc \u0111\u1ea1t ti\u00eau chu\u1ea9n sinh ho\u1ea1t v\u00e0 u\u1ed1ng, <\/span><b>an to\u00e0n cho s\u1ee9c kh\u1ecfe<\/b><span style=\"font-weight: 400;\">. \u0110\u00e2y l\u00e0 m\u1ee9c TDS l\u00fd t\u01b0\u1edfng cho n\u01b0\u1edbc sinh ho\u1ea1t t\u1ea1i gia \u0111\u00ecnh.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>TDS 500 \u2013 1.000 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc v\u1eabn c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng, nh\u01b0ng <\/span><b>v\u1ecb h\u01a1i m\u1eb7n<\/b><span style=\"font-weight: 400;\">, \u0111\u00f4i khi c\u00f3 c\u1eb7n ho\u1eb7c m\u00f9i v\u1ecb l\u1ea1. Th\u00edch h\u1ee3p \u0111\u1ec3 n\u1ea5u \u0103n, sinh ho\u1ea1t, nh\u01b0ng <\/span><b>kh\u00f4ng n\u00ean u\u1ed1ng tr\u1ef1c ti\u1ebfp l\u00e2u d\u00e0i<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>TDS &gt; 1.000 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc ch\u1ee9a nhi\u1ec1u ch\u1ea5t h\u00f2a tan, c\u00f3 th\u1ec3 l\u00e0 mu\u1ed1i, kho\u00e1ng ho\u1eb7c c\u00e1c t\u1ea1p ch\u1ea5t. <\/span><b>Kh\u00f4ng t\u1ed1t cho s\u1ee9c kh\u1ecfe<\/b><span style=\"font-weight: 400;\"> n\u1ebfu u\u1ed1ng tr\u1ef1c ti\u1ebfp, c\u00f3 th\u1ec3 g\u00e2y <\/span><b>t\u0103ng g\u00e1nh n\u1eb7ng cho th\u1eadn, tim m\u1ea1ch v\u00e0 ti\u00eau h\u00f3a<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><i><span style=\"font-weight: 400;\">(Theo WHO v\u00e0 B\u1ed9 Y t\u1ebf Vi\u1ec7t Nam, TDS n\u01b0\u1edbc u\u1ed1ng kh\u00f4ng n\u00ean v\u01b0\u1ee3t qu\u00e1 1.000 mg\/L \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n s\u1ee9c kh\u1ecfe)<\/span><\/i><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-04.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-04-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-04-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-497364 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-04.jpg\" alt=\"tds-la-gi-04\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-04.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-04-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-04-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>TDS trong n\u01b0\u1edbc ng\u1ecdt t\u1ef1 nhi\u00ean<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">M\u1ee9c TDS trong n\u01b0\u1edbc t\u1ef1 nhi\u00ean cho th\u1ea5y l\u01b0\u1ee3ng kho\u00e1ng ch\u1ea5t v\u00e0 ch\u1ea5t h\u00f2a tan m\u00e0 n\u01b0\u1edbc mang theo t\u1eeb m\u00f4i tr\u01b0\u1eddng xung quanh.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>N\u01b0\u1edbc su\u1ed1i, n\u01b0\u1edbc s\u00f4ng: <\/b><span style=\"font-weight: 400;\">TDS th\u01b0\u1eddng <\/span><b>50 \u2013 500 mg\/L<\/b><span style=\"font-weight: 400;\">, t\u00f9y v\u00e0o \u0111\u1ecba ch\u1ea5t, d\u00f2ng ch\u1ea3y, v\u00e0 \u00f4 nhi\u1ec5m.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>N\u01b0\u1edbc ng\u1ea7m: <\/b><span style=\"font-weight: 400;\">TDS th\u01b0\u1eddng <\/span><b>100 \u2013 1.000 mg\/L<\/b><span style=\"font-weight: 400;\">, ph\u1ee5 thu\u1ed9c v\u00e0o l\u1edbp \u0111\u1ea5t \u0111\u00e1 xung quanh.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-05.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-05-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-05-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-497365 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-05.jpg\" alt=\"tds-la-gi-05\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-05.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-05-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-05-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>TDS trong n\u01b0\u1edbc RO \/ l\u1ecdc tinh khi\u1ebft<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00e1c lo\u1ea1i n\u01b0\u1edbc tinh khi\u1ebft ho\u1eb7c kho\u00e1ng qua x\u1eed l\u00fd gi\u00fap <\/span><b>gi\u1ea3m TDS<\/b><span style=\"font-weight: 400;\">, \u0111\u1ea3m b\u1ea3o n\u01b0\u1edbc an to\u00e0n \u0111\u1ed3ng th\u1eddi gi\u1eef l\u1ea1i l\u01b0\u1ee3ng kho\u00e1ng ch\u1ea5t ph\u00f9 h\u1ee3p:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">N\u01b0\u1edbc sau l\u1ecdc RO: <\/span><b>TDS \u2264 50 mg\/L<\/b><span style=\"font-weight: 400;\">, g\u1ea7n nh\u01b0 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n mu\u1ed1i kho\u00e1ng.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">N\u01b0\u1edbc kho\u00e1ng \u0111\u00f3ng chai: <\/span><b>TDS 50 \u2013 500 mg\/L<\/b><span style=\"font-weight: 400;\">, v\u1eabn gi\u1eef l\u1ea1i m\u1ed9t ph\u1ea7n kho\u00e1ng ch\u1ea5t t\u1ef1 nhi\u00ean, gi\u00fap n\u01b0\u1edbc ngon v\u00e0 b\u1ed5 d\u01b0\u1ee1ng.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-06.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-06-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-06-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-497366 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-06.jpg\" alt=\"tds-la-gi-06\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-06.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-06-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-06-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>\u00dd ngh\u0129a c\u00e1c ch\u1ec9 s\u1ed1 TDS l\u00e0 g\u00ec?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u1ec9 s\u1ed1 TDS kh\u00f4ng ch\u1ec9 ph\u1ea3n \u00e1nh l\u01b0\u1ee3ng ch\u1ea5t h\u00f2a tan trong n\u01b0\u1edbc m\u00e0 c\u00f2n gi\u00fap \u0111\u00e1nh gi\u00e1 <\/span><b>\u0111\u1ed9 an to\u00e0n v\u00e0 v\u1ecb ngon<\/b><span style=\"font-weight: 400;\"> khi u\u1ed1ng.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>TDS th\u1ea5p (&lt; 100 mg\/L):<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc tinh khi\u1ebft nh\u01b0ng thi\u1ebfu kho\u00e1ng ch\u1ea5t; n\u00ean b\u1ed5 sung kho\u00e1ng n\u1ebfu u\u1ed1ng l\u00e2u d\u00e0i.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>TDS trung b\u00ecnh (100 \u2013 500 mg\/L):<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc c\u00e2n b\u1eb1ng, \u0111\u1ee7 kho\u00e1ng ch\u1ea5t, u\u1ed1ng ngon v\u00e0 an to\u00e0n.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>TDS cao (&gt; 500 mg\/L):<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc m\u1eb7n ho\u1eb7c ch\u1ee9a nhi\u1ec1u kho\u00e1ng ch\u1ea5t; kh\u00f4ng th\u00edch h\u1ee3p u\u1ed1ng tr\u1ef1c ti\u1ebfp l\u00e2u d\u00e0i.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-07.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-07-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-07-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-497367 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-07.jpg\" alt=\"tds-la-gi-07\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-07.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-07-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-07-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2 style=\"text-align: justify;\"><b>C\u00e1ch ki\u1ec3m tra ch\u1ec9 s\u1ed1 TDS c\u00f3 trong n\u01b0\u1edbc<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u0110\u1ec3 bi\u1ebft n\u01b0\u1edbc b\u1ea1n u\u1ed1ng c\u00f3 an to\u00e0n hay kh\u00f4ng, TDS c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m tra nhanh ch\u00f3ng b\u1eb1ng c\u00e1c thi\u1ebft b\u1ecb \u0111\u01a1n gi\u1ea3n t\u1ea1i nh\u00e0 ho\u1eb7c b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p chuy\u00ean nghi\u1ec7p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 hai c\u00e1ch ph\u1ed5 bi\u1ebfn:<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Ki\u1ec3m tra b\u1eb1ng b\u00fat \u0111i\u1ec7n ph\u00e2n<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">B\u00fat \u0111i\u1ec7n ph\u00e2n (c\u00f2n g\u1ecdi l\u00e0 <\/span><b>TDS meter<\/b><span style=\"font-weight: 400;\">) l\u00e0 thi\u1ebft b\u1ecb ph\u1ed5 bi\u1ebfn v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng:<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Nguy\u00ean l\u00fd:<\/b><span style=\"font-weight: 400;\"> M\u00e1y \u0111o TDS d\u00f9ng d\u00f2ng \u0111i\u1ec7n y\u1ebfu \u0111\u1ec3 \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a n\u01b0\u1edbc, t\u1eeb \u0111\u00f3 quy \u0111\u1ed5i ra ch\u1ec9 s\u1ed1 TDS (mg\/L). N\u01b0\u1edbc c\u00e0ng nhi\u1ec1u ch\u1ea5t h\u00f2a tan, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u00e0ng cao \u2192 TDS c\u00e0ng cao.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>C\u00e1ch s\u1eed d\u1ee5ng:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Nh\u00fang b\u00fat v\u00e0o c\u1ed1c n\u01b0\u1edbc c\u1ea7n \u0111o.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ch\u1edd v\u00e0i gi\u00e2y \u0111\u1ebfn khi m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb \u1ed5n \u0111\u1ecbnh.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u0110\u1ecdc ch\u1ec9 s\u1ed1 TDS tr\u1ef1c ti\u1ebfp tr\u00ean m\u00e0n h\u00ecnh.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>\u01afu \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> Nhanh ch\u00f3ng, ti\u1ec7n l\u1ee3i, kh\u00f4ng c\u1ea7n h\u00f3a ch\u1ea5t, cho k\u1ebft qu\u1ea3 g\u1ea7n \u0111\u00fang v\u1edbi th\u1ef1c t\u1ebf.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> Kh\u00f4ng ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c ch\u1ea5t h\u00f2a tan l\u00e0 kho\u00e1ng ch\u1ea5t t\u1ed1t hay t\u1ea1p ch\u1ea5t \u0111\u1ed9c h\u1ea1i, ch\u1ec9 ph\u1ea3n \u00e1nh t\u1ed5ng TDS.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-08.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-08-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-08-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-497368 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-08.jpg\" alt=\"tds-la-gi-08\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-08.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-08-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-08-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>Ki\u1ec3m tra b\u1eb1ng b\u00fat th\u1eed \u0111i\u1ec7n &#8211; TDS l\u00e0 g\u00ec?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">B\u00fat th\u1eed \u0111i\u1ec7n (EC meter) c\u0169ng \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, nh\u01b0ng <\/span><b>t\u00ednh to\u00e1n d\u1ef1a tr\u00ean h\u1ec7 s\u1ed1 chuy\u1ec3n \u0111\u1ed5i EC \u2192 TDS<\/b><span style=\"font-weight: 400;\">:<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Nguy\u00ean l\u00fd:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc d\u1eabn \u0111i\u1ec7n c\u00e0ng t\u1ed1t, TDS c\u00e0ng cao. B\u00fat th\u1eed \u0111i\u1ec7n EC th\u01b0\u1eddng c\u00f3 thang \u0111o r\u1ed9ng, hi\u1ec3n th\u1ecb k\u1ebft qu\u1ea3 b\u1eb1ng microsiemens\/cm (\u00b5S\/cm). Ch\u1ec9 s\u1ed1 EC sau \u0111\u00f3 \u0111\u01b0\u1ee3c quy \u0111\u1ed5i sang mg\/L theo h\u1ec7 s\u1ed1 kho\u1ea3ng 0.5 \u2013 0.7.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>C\u00e1ch s\u1eed d\u1ee5ng:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Nh\u00fang \u0111i\u1ec7n c\u1ef1c v\u00e0o n\u01b0\u1edbc.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u0110\u1ee3i v\u00e0i gi\u00e2y, \u0111\u1ecdc gi\u00e1 tr\u1ecb EC.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Nh\u00e2n v\u1edbi h\u1ec7 s\u1ed1 ph\u00f9 h\u1ee3p \u0111\u1ec3 ra TDS (mg\/L).<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>\u01afu \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> Ph\u00f9 h\u1ee3p ki\u1ec3m tra nhanh n\u01b0\u1edbc sinh ho\u1ea1t, n\u01b0\u1edbc RO ho\u1eb7c ngu\u1ed3n n\u01b0\u1edbc t\u1ef1 nhi\u00ean.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> K\u1ebft qu\u1ea3 kh\u00f4ng ch\u00ednh x\u00e1c tuy\u1ec7t \u0111\u1ed1i v\u1edbi t\u1eebng lo\u1ea1i ion, ch\u1ec9 mang t\u00ednh tham kh\u1ea3o t\u1ed5ng h\u1ee3p.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u1ea3 hai ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u ti\u1ec7n d\u1ee5ng cho <\/span><b>\u0111\u00e1nh gi\u00e1 nhanh v\u00e0 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc t\u1ea1i nh\u00e0<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-09.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-09-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-09-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-497383 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-09.jpg\" alt=\"tds-la-gi-09\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-09.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-09-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-09-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2 style=\"text-align: justify;\"><b>C\u00e1ch c\u1ea3i thi\u1ec7n ch\u1ec9 s\u1ed1 TDS c\u00f3 trong n\u01b0\u1edbc<\/b><\/h2>\n<p style=\"text-align: justify;\">Khi \u0111\u00e3 hi\u1ec3u r\u00f5 <strong data-start=\"161\" data-end=\"174\">TDS l\u00e0 g\u00ec<\/strong> trong c\u00e1c lo\u1ea1i n\u01b0\u1edbc, b\u1ea1n s\u1ebd d\u1ec5 d\u00e0ng nh\u1eadn bi\u1ebft v\u00e0 \u0111i\u1ec1u ch\u1ec9nh n\u1ebfu ch\u1ec9 s\u1ed1 TDS c\u1ee7a n\u01b0\u1edbc u\u1ed1ng qu\u00e1 th\u1ea5p ho\u1eb7c qu\u00e1 cao \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 h\u01b0\u01a1ng v\u1ecb d\u1ec5 ch\u1ecbu.<\/p>\n<p style=\"text-align: justify;\"><b>\u0110\u1ed1i v\u1edbi n\u01b0\u1edbc TDS th\u1ea5p (&lt;100 mg\/L):<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>B\u1ed5 sung kho\u00e1ng ch\u1ea5t:<\/b><span style=\"font-weight: 400;\"> S\u1eed d\u1ee5ng <\/span><b>vi\u00ean kho\u00e1ng<\/b><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><b>b\u00ecnh l\u1ecdc c\u00f3 l\u00f5i kho\u00e1ng<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec3 b\u1ed5 sung c\u00e1c ion c\u1ea7n thi\u1ebft nh\u01b0 canxi, magi\u00ea, kali. Gi\u00fap n\u01b0\u1edbc v\u1eeba tinh khi\u1ebft v\u1eeba cung c\u1ea5p kho\u00e1ng ch\u1ea5t c\u1ea7n thi\u1ebft cho c\u01a1 th\u1ec3.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>Pha tr\u1ed9n v\u1edbi n\u01b0\u1edbc kho\u00e1ng:<\/b><span style=\"font-weight: 400;\"> K\u1ebft h\u1ee3p <\/span><b>n\u01b0\u1edbc RO tinh khi\u1ebft<\/b><span style=\"font-weight: 400;\"> v\u1edbi m\u1ed9t ph\u1ea7n <\/span><b>n\u01b0\u1edbc kho\u00e1ng t\u1ef1 nhi\u00ean<\/b><span style=\"font-weight: 400;\">. C\u00e2n b\u1eb1ng TDS, c\u1ea3i thi\u1ec7n v\u1ecb n\u01b0\u1edbc v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 kho\u00e1ng ch\u1ea5t.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>\u0110\u1ed1i v\u1edbi n\u01b0\u1edbc TDS cao (&gt;500 mg\/L):<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>L\u1ecdc qua m\u00e1y RO ho\u1eb7c than ho\u1ea1t t\u00ednh:<\/b><span style=\"font-weight: 400;\"> Lo\u1ea1i b\u1ecf ph\u1ea7n l\u1edbn mu\u1ed1i kho\u00e1ng v\u00e0 t\u1ea1p ch\u1ea5t h\u00f2a tan gi\u00fap n\u01b0\u1edbc tr\u1edf n\u00ean an to\u00e0n v\u00e0 d\u1ec5 u\u1ed1ng h\u01a1n.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>S\u1eed d\u1ee5ng b\u1ed9 l\u1ecdc trao \u0111\u1ed5i ion:<\/b><span style=\"font-weight: 400;\"> Gi\u1ea3m c\u00e1c ion g\u00e2y m\u1eb7n ho\u1eb7c kim lo\u1ea1i n\u1eb7ng. Ph\u00f9 h\u1ee3p cho c\u00e1c ngu\u1ed3n n\u01b0\u1edbc sinh ho\u1ea1t c\u00f3 TDS cao.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>N\u1ea5u s\u00f4i v\u00e0 l\u1eafng c\u1eb7n:<\/b><span style=\"font-weight: 400;\"> D\u00e0nh cho n\u01b0\u1edbc sinh ho\u1ea1t, gi\u00fap gi\u1ea3m m\u1ed9t ph\u1ea7n ch\u1ea5t r\u1eafn h\u00f2a tan gi\u00fap gi\u1ea3m m\u1ed9t ph\u1ea7n ch\u1ea5t r\u1eafn h\u00f2a tan v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-10.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-10-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-10-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-497384 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-10.jpg\" alt=\"tds-la-gi-10\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-10.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-10-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-10-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p style=\"text-align: justify;\"><b>Ki\u1ec3m so\u00e1t ngu\u1ed3n n\u01b0\u1edbc:<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng n\u01b0\u1edbc t\u1eeb <\/span><b>ngu\u1ed3n an to\u00e0n<\/b><span style=\"font-weight: 400;\">, tr\u00e1nh n\u01b0\u1edbc ng\u1ea7m b\u1ecb <\/span><b>nhi\u1ec5m m\u1eb7n<\/b><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><b>\u00f4 nhi\u1ec5m c\u00f4ng nghi\u1ec7p<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Theo d\u00f5i TDS \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p \u0111\u1ec3 <\/span><b>\u0111i\u1ec1u ch\u1ec9nh h\u1ec7 th\u1ed1ng l\u1ecdc<\/b><span style=\"font-weight: 400;\"> v\u00e0 \u0111\u1ea3m b\u1ea3o n\u01b0\u1edbc lu\u00f4n an to\u00e0n v\u00e0 d\u1ec5 u\u1ed1ng.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u0110i\u1ec1u quan tr\u1ecdng l\u00e0 <\/span><b>kh\u00f4ng n\u00ean c\u1ed1 g\u1eafng lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n TDS<\/b><span style=\"font-weight: 400;\">, v\u00ec n\u01b0\u1edbc ho\u00e0n to\u00e0n tinh khi\u1ebft l\u00e2u d\u00e0i s\u1ebd thi\u1ebfu kho\u00e1ng ch\u1ea5t c\u1ea7n thi\u1ebft.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>Ch\u1ec9 s\u1ed1 TDS sau khi l\u1ecdc c\u1ee7a m\u00e1y l\u1ecdc n\u01b0\u1edbc RO n\u00ean l\u00e0 bao nhi\u00eau?<\/b><\/h2>\n<p style=\"text-align: justify;\"><strong data-start=\"118\" data-end=\"132\">M\u00e1y l\u1ecdc RO<\/strong> ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf h\u1ea7u h\u1ebft kho\u00e1ng ch\u1ea5t v\u00e0 t\u1ea1p ch\u1ea5t h\u00f2a tan, nh\u1edd \u0111\u00f3 gi\u1ea3m m\u1ea1nh ch\u1ec9 s\u1ed1 <strong data-start=\"226\" data-end=\"233\">TDS<\/strong> trong n\u01b0\u1edbc. Khi hi\u1ec3u \u0111\u01b0\u1ee3c <strong data-start=\"260\" data-end=\"273\">TDS l\u00e0 g\u00ec<\/strong>, b\u1ea1n s\u1ebd bi\u1ebft r\u1eb1ng n\u01b0\u1edbc qu\u00e1 tinh khi\u1ebft (TDS &lt; 50 mg\/L) th\u01b0\u1eddng c\u00f3 v\u1ecb nh\u1ea1t, thi\u1ebfu kho\u00e1ng ch\u1ea5t v\u00e0 kh\u00f4ng t\u1ed1t n\u1ebfu u\u1ed1ng trong th\u1eddi gian d\u00e0i.<\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>M\u1ee9c l\u00fd t\u01b0\u1edfng sau l\u1ecdc RO:<\/b><span style=\"font-weight: 400;\"> 50 \u2013 150 mg\/L l\u00e0 kho\u1ea3ng TDS t\u1ed1i \u01b0u, v\u1eeba \u0111\u1ea3m b\u1ea3o n\u01b0\u1edbc <\/span><b>an to\u00e0n<\/b><span style=\"font-weight: 400;\">, v\u1eeba c\u00f3 <\/span><b>v\u1ecb d\u1ec5 u\u1ed1ng<\/b><span style=\"font-weight: 400;\">. N\u01b0\u1edbc trong kho\u1ea3ng n\u00e0y v\u1eabn gi\u1eef l\u1ea1i m\u1ed9t ph\u1ea7n kho\u00e1ng ch\u1ea5t c\u1ea7n thi\u1ebft cho c\u01a1 th\u1ec3.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>N\u1ebfu TDS &lt; 50 mg\/L:<\/b><span style=\"font-weight: 400;\"> N\u01b0\u1edbc qu\u00e1 tinh khi\u1ebft, nh\u1ea1t v\u00e0 thi\u1ebfu kho\u00e1ng. N\u00ean s\u1eed d\u1ee5ng <\/span><b>l\u00f5i b\u1ed5 sung kho\u00e1ng ch\u1ea5t<\/b><span style=\"font-weight: 400;\"> ho\u1eb7c pha tr\u1ed9n v\u1edbi m\u1ed9t ph\u1ea7n n\u01b0\u1edbc kho\u00e1ng \u0111\u1ec3 c\u00e2n b\u1eb1ng TDS.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>N\u1ebfu TDS &gt; 200 mg\/L:<\/b><span style=\"font-weight: 400;\"> Ch\u1ec9 s\u1ed1 TDS cao c\u00f3 th\u1ec3 do <\/span><b>m\u00e0ng RO b\u1ea9n, h\u01b0 h\u1ecfng<\/b><span style=\"font-weight: 400;\"> ho\u1eb7c n\u01b0\u1edbc \u0111\u1ea7u v\u00e0o c\u00f3 TDS qu\u00e1 cao. C\u1ea7n ki\u1ec3m tra v\u00e0 thay m\u00e0ng RO, v\u1ec7 sinh h\u1ec7 th\u1ed1ng l\u1ecdc ho\u1eb7c ki\u1ec3m so\u00e1t ngu\u1ed3n n\u01b0\u1edbc \u0111\u1ea7u v\u00e0o.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u0110i\u1ec1u n\u00e0y gi\u00fap <\/span><b>b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe v\u00e0 \u0111\u1ea3m b\u1ea3o h\u01b0\u01a1ng v\u1ecb n\u01b0\u1edbc<\/b><span style=\"font-weight: 400;\">, \u0111\u1ed3ng th\u1eddi k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd m\u00e1y l\u1ecdc.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-11.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-11-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/10\/tds-la-gi-11-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-497386 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-11.jpg\" alt=\"tds-la-gi-11\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-11.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-11-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/10\/tds-la-gi-11-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2 style=\"text-align: justify;\"><b>T\u1ea1m k\u1ebft<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u1ec9 s\u1ed1 TDS l\u00e0 m\u1ed9t ti\u00eau ch\u00ed quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc u\u1ed1ng v\u00e0 n\u01b0\u1edbc sinh ho\u1ea1t. Hi\u1ec3u \u0111\u01b0\u1ee3c <strong>TDS l\u00e0 g\u00ec<\/strong>, \u00fd ngh\u0129a c\u1ee7a ch\u1ec9 s\u1ed1 n\u00e0y, c\u00e1ch \u0111o v\u00e0 \u0111i\u1ec1u ch\u1ec9nh s\u1ebd gi\u00fap b\u1ea1n s\u1eed d\u1ee5ng n\u01b0\u1edbc an to\u00e0n, h\u1ee3p l\u00fd v\u00e0 ngon mi\u1ec7ng. Vi\u1ec7c theo d\u00f5i TDS \u0111\u1ecbnh k\u1ef3, k\u1ebft h\u1ee3p v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p l\u1ecdc n\u01b0\u1edbc hi\u1ec7n \u0111\u1ea1i, \u0111\u1ea3m b\u1ea3o <\/span><b>s\u1ee9c kh\u1ecfe l\u00e2u d\u00e0i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>XEM TH\u00caM:<\/b><\/p>\n<p><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/dia-la-gi\/\">DIA l\u00e0 g\u00ec trong m\u00e1y \u0111o huy\u1ebft \u00e1p? Ch\u1ec9 s\u1ed1 DIA bao nhi\u00eau l\u00e0 b\u00ecnh th\u01b0\u1eddng?<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/fps-la-gi-2\/\">Ch\u1ec9 s\u1ed1 FPS l\u00e0 g\u00ec? FPS bao nhi\u00eau l\u00e0 t\u1ed1t nh\u1ea5t khi ch\u01a1i game? L\u00e0m sao \u0111\u1ec3 \u0111o FPS?<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong \u0111\u1eddi s\u1ed1ng hi\u1ec7n \u0111\u1ea1i, ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi. M\u1ed9t trong nh\u1eefng ch\u1ec9 s\u1ed1 \u0111\u01b0\u1ee3c quan t\u00e2m nhi\u1ec1u khi \u0111\u00e1nh gi\u00e1 n\u01b0\u1edbc u\u1ed1ng v\u00e0 n\u01b0\u1edbc sinh ho\u1ea1t l\u00e0 TDS. V\u1eady TDS l\u00e0 g\u00ec, n\u01b0\u1edbc c\u00f3 ch\u1ec9 s\u1ed1 TDS bao nhi\u00eau l\u00e0 an to\u00e0n, v\u00e0 l\u00e0m [&hellip;]<\/p>\n","protected":false},"author":113,"featured_media":497387,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910,30453,30601,16],"tags":[],"class_list":["post-497348","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha","category-kien-thuc","category-may-loc-nuoc","category-thu-thuat"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.2 (Yoast SEO v24.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ch\u1ec9 s\u1ed1 TDS l\u00e0 g\u00ec? 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