{"id":463170,"date":"2025-06-07T17:32:21","date_gmt":"2025-06-07T10:32:21","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=463170"},"modified":"2025-06-07T17:32:21","modified_gmt":"2025-06-07T10:32:21","slug":"hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la\/","title":{"rendered":"Hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0 g\u00ec?"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">N\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 nan gi\u1ea3i trong sinh ho\u1ea1t v\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p, g\u00e2y ra nhi\u1ec1u t\u00e1c h\u1ea1i nh\u01b0 l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb, t\u1eafc ngh\u1ebdn \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc sinh ho\u1ea1t. Trong b\u00e0i vi\u1ebft n\u00e0y, <strong>Ho\u00e0ng H\u00e0 Mobile<\/strong> s\u1ebd gi\u00fap b\u1ea1n t\u00ecm hi\u1ec3u <\/span><b>hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0<\/b><span style=\"font-weight: 400;\"> g\u00ec \u0111\u1ec3 mang l\u1ea1i ngu\u1ed3n n\u01b0\u1edbc an to\u00e0n, ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 cho c\u00e1c nhu c\u1ea7u sinh ho\u1ea1t c\u0169ng nh\u01b0 s\u1ea3n xu\u1ea5t.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">N\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0 g\u00ec?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">N\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0 lo\u1ea1i n\u01b0\u1edbc ch\u1ee9a c\u00e1c kho\u00e1ng ch\u1ea5t h\u00f2a tan m\u00e0 ch\u1ee7 y\u1ebfu l\u00e0 ion canxi (Ca\u00b2\u207a) v\u00e0 magie (Mg\u00b2\u207a) k\u1ebft h\u1ee3p v\u1edbi c\u00e1c g\u1ed1c sunfat (SO\u2084\u00b2\u207b) v\u00e0 clorua (Cl\u207b). Kh\u00f4ng gi\u1ed1ng nh\u01b0 n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi c\u00f3 th\u1ec3 l\u00e0m m\u1ec1m d\u1ec5 d\u00e0ng b\u1eb1ng c\u00e1ch \u0111un s\u00f4i, n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu kh\u00f4ng th\u1ec3 x\u1eed l\u00fd b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p nhi\u1ec7t th\u00f4ng th\u01b0\u1eddng. Khi \u0111un s\u00f4i, c\u00e1c mu\u1ed1i sunfat v\u00e0 clorua c\u1ee7a canxi, magie v\u1eabn h\u00f2a tan trong n\u01b0\u1edbc, khi\u1ebfn \u0111\u1ed9 c\u1ee9ng kh\u00f4ng thay \u0111\u1ed5i, th\u1eadm ch\u00ed \u0111\u00f4i khi c\u00f2n cao h\u01a1n n\u1ebfu n\u01b0\u1edbc b\u1ecb b\u1ed1c h\u01a1i.<\/span><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-463172 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-1.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">N\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu h\u00ecnh th\u00e0nh ch\u1ee7 y\u1ebfu \u1edf c\u00e1c khu v\u1ef1c \u0111\u1ecba ch\u1ea5t c\u00f3 ch\u1ee9a nhi\u1ec1u \u0111\u00e1 v\u00f4i, th\u1ea1ch cao ho\u1eb7c c\u00e1c lo\u1ea1i \u0111\u1ea5t \u0111\u00e1 gi\u00e0u mu\u1ed1i kho\u00e1ng. Khi n\u01b0\u1edbc ng\u1ea7m ho\u1eb7c n\u01b0\u1edbc m\u01b0a th\u1ea5m qua c\u00e1c t\u1ea7ng \u0111\u1ecba ch\u1ea5t n\u00e0y, n\u00f3 h\u00f2a tan c\u00e1c mu\u1ed1i sunfat v\u00e0 clorua, t\u1ea1o th\u00e0nh ngu\u1ed3n n\u01b0\u1edbc c\u00f3 \u0111\u1ed9 c\u1ee9ng cao v\u00e0 b\u1ec1n v\u1eefng. \u0110\u00e2y c\u0169ng ch\u00ednh l\u00e0 l\u00fd do v\u00ec sao n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n nhi\u1ec1u \u1edf c\u00e1c v\u00f9ng n\u00fai \u0111\u00e1 v\u00f4i ho\u1eb7c nh\u1eefng n\u01a1i c\u00f3 \u0111\u1ecba h\u00ecnh \u0111\u1eb7c bi\u1ec7t.\u00a0<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Nh\u1eefng t\u00e1c h\u1ea1i g\u00e2y ra b\u1edfi n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">M\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 s\u1ef1 h\u00ecnh th\u00e0nh c\u1eb7n b\u00e1m c\u1ee9ng \u0111\u1ea7u b\u00ean trong c\u00e1c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng n\u01b0\u1edbc n\u00f3ng nh\u01b0 \u1ea5m \u0111un n\u01b0\u1edbc, b\u00ecnh n\u00f3ng l\u1ea1nh, n\u1ed3i h\u01a1i v\u00e0 m\u00e1y gi\u1eb7t. \u0110\u1ec3 x\u1eed l\u00fd v\u1ea5n \u0111\u1ec1 n\u00e0y, <\/span><b>hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0<\/b><span style=\"font-weight: 400;\"> soda (Na\u2082CO\u2083) v\u00e0 natri photphat (Na\u2083PO\u2084), gi\u00fap lo\u1ea1i b\u1ecf c\u00e1c ion g\u00e2y c\u1ee9ng, mang l\u1ea1i ngu\u1ed3n n\u01b0\u1edbc m\u1ec1m v\u00e0 s\u1ea1ch h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn n\u01b0\u1edbc. C\u00e1c l\u1edbp c\u1eb7n l\u1eafng \u0111\u1ecdng d\u1ea7n d\u1ea7n t\u00edch t\u1ee5 tr\u00ean th\u00e0nh \u1ed1ng, l\u00e0m gi\u1ea3m l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc, g\u00e2y t\u1eafc ngh\u1ebdn v\u00e0 l\u00e0m t\u0103ng \u00e1p l\u1ef1c n\u01b0\u1edbc trong h\u1ec7 th\u1ed1ng.\u00a0<\/span><\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-463173 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-2.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft b\u1ecb, n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu c\u00f2n t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng. Khi s\u1eed d\u1ee5ng n\u01b0\u1edbc c\u1ee9ng \u0111\u1ec3 n\u1ea5u \u0103n, v\u1ecb c\u1ee7a th\u1ef1c ph\u1ea9m c\u00f3 th\u1ec3 b\u1ecb thay \u0111\u1ed5i, kh\u00f4ng c\u00f2n ngon v\u00e0 \u0111\u1eadm \u0111\u00e0 nh\u01b0 mong \u0111\u1ee3i. Vi\u1ec7c s\u1eed d\u1ee5ng n\u01b0\u1edbc c\u1ee9ng trong v\u1ec7 sinh c\u00e1 nh\u00e2n nh\u01b0 t\u1eafm g\u1ed9i c\u0169ng khi\u1ebfn da v\u00e0 t\u00f3c b\u1ecb kh\u00f4, d\u1ec5 k\u00edch \u1ee9ng, g\u00e2y c\u1ea3m gi\u00e1c kh\u00f3 ch\u1ecbu.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong c\u00f4ng nghi\u1ec7p, n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c quy tr\u00ecnh s\u1ea3n xu\u1ea5t. \u0110\u1eb7c bi\u1ec7t trong ng\u00e0nh d\u1ec7t nhu\u1ed9m, n\u01b0\u1edbc c\u1ee9ng c\u00f3 th\u1ec3 khi\u1ebfn v\u1ea3i nhu\u1ed9m k\u00e9m \u0111\u1ec1u m\u00e0u, l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. Trong ng\u00e0nh gi\u1ea5y, n\u00f3 l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u1ee7a gi\u1ea5y v\u00e0 c\u00f3 th\u1ec3 g\u00e2y h\u1ecfng m\u00e1y m\u00f3c.\u00a0<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">C\u00f3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu \u0111\u01b0\u1ee3c kh\u00f4ng?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">C\u00e2u tr\u1ea3 l\u1eddi ch\u1eafc ch\u1eafn l\u00e0 c\u00f3. D\u00f9 n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu kh\u00f3 x\u1eed l\u00fd h\u01a1n n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi, nh\u01b0ng hi\u1ec7n nay \u0111\u00e3 c\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 l\u00e0m m\u1ec1m lo\u1ea1i n\u01b0\u1edbc n\u00e0y. <\/span><b>Hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0<\/b><span style=\"font-weight: 400;\"> soda (Na\u2082CO\u2083) v\u00e0 natri photphat (Na\u2083PO\u2084), gi\u00fap ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ion n\u00e0y \u0111\u1ec3 t\u1ea1o th\u00e0nh k\u1ebft t\u1ee7a kh\u00f4ng tan, gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 c\u1ee9ng c\u1ee7a n\u01b0\u1edbc.\u00a0<\/span><\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-463174 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-3.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, natri photphat (Na\u2083PO\u2084) c\u0169ng l\u00e0 m\u1ed9t ch\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu hi\u1ec7u qu\u1ea3. N\u00f3 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ion canxi v\u00e0 magie \u0111\u1ec3 t\u1ea1o th\u00e0nh mu\u1ed1i photphat kh\u00f4ng tan, gi\u00fap lo\u1ea1i b\u1ecf \u0111\u1ed9 c\u1ee9ng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng nhi\u1ec1u trong c\u00f4ng nghi\u1ec7p.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u00ean c\u1ea1nh c\u00e1c ch\u1ea5t h\u00f3a h\u1ecdc, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd hi\u1ec7n \u0111\u1ea1i nh\u01b0 trao \u0111\u1ed5i ion (s\u1eed d\u1ee5ng h\u1ea1t nh\u1ef1a cation) c\u0169ng r\u1ea5t hi\u1ec7u qu\u1ea3. H\u1ec7 th\u1ed1ng n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch trao \u0111\u1ed5i ion Ca\u00b2\u207a v\u00e0 Mg\u00b2\u207a trong n\u01b0\u1edbc v\u1edbi ion Na\u207a tr\u00ean h\u1ea1t nh\u1ef1a, gi\u00fap n\u01b0\u1edbc tr\u1edf n\u00ean m\u1ec1m h\u01a1n.\u00a0<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0 g\u00ec?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Trong s\u1ed1 c\u00e1c h\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu hi\u1ec7n nay, soda (Na\u2082CO\u2083) v\u00e0 natri photphat (Na\u2083PO\u2084) \u0111\u01b0\u1ee3c xem l\u00e0 hai ch\u1ea5t hi\u1ec7u qu\u1ea3 v\u00e0 kinh t\u1ebf nh\u1ea5t. \u0110\u00e2y l\u00e0 hai ch\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c ion canxi (Ca\u00b2\u207a) v\u00e0 magie (Mg\u00b2\u207a) \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c h\u1ee3p ch\u1ea5t k\u1ebft t\u1ee7a kh\u00f4ng tan, gi\u00fap lo\u1ea1i b\u1ecf \u0111\u1ed9 c\u1ee9ng ra kh\u1ecfi n\u01b0\u1edbc.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ea7u ti\u00ean, soda (Na\u2082CO\u2083), c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 mu\u1ed1i soda ho\u1eb7c soda c\u00f4ng nghi\u1ec7p, ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ion Ca\u00b2\u207a v\u00e0 Mg\u00b2\u207a \u0111\u1ec3 h\u00ecnh th\u00e0nh c\u00e1c mu\u1ed1i carbonat nh\u01b0 CaCO\u2083 v\u00e0 MgCO\u2083. C\u00e1c mu\u1ed1i n\u00e0y kh\u00f4ng tan trong n\u01b0\u1edbc v\u00e0 d\u1ec5 d\u00e0ng l\u1eafng xu\u1ed1ng \u0111\u00e1y ho\u1eb7c \u0111\u01b0\u1ee3c l\u1ecdc b\u1ecf.\u00a0<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ca\u00b2\u207a + CO\u2083\u00b2\u207b \u2192 CaCO\u2083\u2193\u00a0\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Mg\u00b2\u207a + CO\u2083\u00b2\u207b \u2192 MgCO\u2083\u2193\u00a0\u00a0<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-463175 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-4.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">B\u00ean c\u1ea1nh \u0111\u00f3, natri photphat (Na\u2083PO\u2084) c\u0169ng l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu. Na\u2083PO\u2084 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ion Ca\u00b2\u207a v\u00e0 Mg\u00b2\u207a \u0111\u1ec3 t\u1ea1o ra c\u00e1c mu\u1ed1i photphat kh\u00f4ng tan nh\u01b0 Ca\u2083(PO\u2084)\u2082 v\u00e0 Mg\u2083(PO\u2084)\u2082. C\u00e1c h\u1ee3p ch\u1ea5t n\u00e0y c\u0169ng l\u1eafng \u0111\u1ecdng v\u00e0 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf kh\u1ecfi n\u01b0\u1edbc, gi\u00fap l\u00e0m m\u1ec1m n\u01b0\u1edbc hi\u1ec7u qu\u1ea3.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3Ca\u00b2\u207a + 2PO\u2084\u00b3\u207b \u2192 Ca\u2083(PO\u2084)\u2082\u2193\u00a0\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3Mg\u00b2\u207a + 2PO\u2084\u00b3\u207b \u2192 Mg\u2083(PO\u2084)\u2082\u2193\u00a0\u00a0<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">N\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi th\u01b0\u1eddng g\u00e2y ra nh\u1eefng b\u1ea5t ti\u1ec7n trong sinh ho\u1ea1t h\u1eb1ng ng\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi s\u1eed d\u1ee5ng n\u01b0\u1edbc \u0111\u1ec3 n\u1ea5u \u0103n, gi\u1eb7t gi\u0169 hay v\u1ec7 sinh thi\u1ebft b\u1ecb. \u0110\u1ec3 x\u1eed l\u00fd t\u00ecnh tr\u1ea1ng n\u00e0y, c\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi \u0111\u01a1n gi\u1ea3n, d\u1ec5 \u00e1p d\u1ee5ng v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u0110un s\u00f4i n\u01b0\u1edbc<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110un s\u00f4i n\u01b0\u1edbc l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n, d\u1ec5 th\u1ef1c hi\u1ec7n v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi. Khi n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi \u0111\u01b0\u1ee3c \u0111un s\u00f4i, c\u00e1c ion bicarbonate (HCO\u2083\u207b) c\u1ee7a canxi (Ca\u00b2\u207a) v\u00e0 magie (Mg\u00b2\u207a) b\u1ecb ph\u00e2n h\u1ee7y th\u00e0nh c\u00e1c ion carbonat (CO\u2083\u00b2\u207b). Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng hi\u1ec7u qu\u1ea3 \u0111\u1ed1i v\u1edbi n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu, v\u1ed1n c\u1ea7n \u0111\u1ebfn c\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc kh\u00e1c m\u00e0 <\/span><b>hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0<\/b><span style=\"font-weight: 400;\"> soda (Na\u2082CO\u2083) v\u00e0 natri photphat (Na\u2083PO\u2084).<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ca(HCO\u2083)\u2082 \u2192 CaCO\u2083\u2193 + CO\u2082\u2191 + H\u2082O\u00a0\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Mg(HCO\u2083)\u2082 \u2192 MgCO\u2083\u2193 + CO\u2082\u2191 + H\u2082O\u00a0\u00a0<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-463176 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-5.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-5\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-5-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-5-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p \u0111un s\u00f4i ch\u1ec9 \u00e1p d\u1ee5ng hi\u1ec7u qu\u1ea3 v\u1edbi n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi, kh\u00f4ng x\u1eed l\u00fd \u0111\u01b0\u1ee3c n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu (ch\u1ee9a c\u00e1c mu\u1ed1i sunfat v\u00e0 clorua c\u1ee7a canxi v\u00e0 magie). M\u1ed9t \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd l\u00e0 c\u00e1c k\u1ebft t\u1ee7a c\u00f3 th\u1ec3 b\u00e1m v\u00e0o th\u00e0nh thi\u1ebft b\u1ecb \u0111un n\u01b0\u1edbc, t\u1ea1o th\u00e0nh l\u1edbp c\u1eb7n b\u00e1m d\u00e0y, g\u00e2y m\u1ea5t th\u1ea9m m\u1ef9 v\u00e0 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t thi\u1ebft b\u1ecb. Do \u0111\u00f3, sau m\u1ed9t th\u1eddi gian s\u1eed d\u1ee5ng, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n v\u1ec7 sinh thi\u1ebft b\u1ecb \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c l\u1edbp c\u1eb7n n\u00e0y.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng v\u00f4i t\u00f4i (Ca(OH)\u2082)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng v\u00f4i t\u00f4i (hay c\u00f2n g\u1ecdi l\u00e0 v\u00f4i ng\u1eadm n\u01b0\u1edbc) c\u0169ng l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n th\u1ed1ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi hi\u1ec7u qu\u1ea3. V\u00f4i t\u00f4i c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 Ca(OH)\u2082, khi \u0111\u01b0\u1ee3c th\u00eam v\u00e0o n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi, s\u1ebd ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ion bicarbonate c\u00f3 trong n\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c k\u1ebft t\u1ee7a kh\u00f4ng tan nh\u01b0 CaCO\u2083. \u0110i\u1ec1u n\u00e0y gi\u00fap lo\u1ea1i b\u1ecf ion canxi v\u00e0 magie, l\u00e0m cho n\u01b0\u1edbc tr\u1edf n\u00ean m\u1ec1m h\u01a1n.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ca(HCO\u2083)\u2082 + Ca(OH)\u2082 \u2192 2CaCO\u2083\u2193 + 2H\u2082O\u00a0\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Mg(HCO\u2083)\u2082 + Ca(OH)\u2082 \u2192 MgCO\u2083\u2193 + CaCO\u2083\u2193 + 2H\u2082O\u00a0\u00a0<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-463177 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-6.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-6\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-6.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-6-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-6-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">M\u1ed9t \u01b0u \u0111i\u1ec3m l\u1edbn c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 nguy\u00ean li\u1ec7u d\u1ec5 t\u00ecm, chi ph\u00ed th\u1ea5p, ph\u00f9 h\u1ee3p cho c\u1ea3 quy m\u00f4 h\u1ed9 gia \u0111\u00ecnh l\u1eabn c\u00e1c c\u01a1 s\u1edf x\u1eed l\u00fd n\u01b0\u1edbc nh\u1ecf. Tuy nhi\u00ean, qu\u00e1 tr\u00ecnh x\u1eed l\u00fd c\u00f3 th\u1ec3 \u0111\u1ec3 l\u1ea1i k\u1ebft t\u1ee7a canxi v\u00e0 magie trong n\u01b0\u1edbc, c\u1ea7n \u0111\u01b0\u1ee3c l\u1ecdc ho\u1eb7c l\u1eafng \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u1eb7n. \u0110\u1ed1i v\u1edbi n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng mang l\u1ea1i hi\u1ec7u qu\u1ea3 cao, v\u00ec v\u1eady <\/span><b>hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0<\/b><span style=\"font-weight: 400;\"> soda (Na\u2082CO\u2083) v\u00e0 natri photphat (Na\u2083PO\u2084) th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn nhi\u1ec1u h\u01a1n \u0111\u1ec3 x\u1eed l\u00fd tri\u1ec7t \u0111\u1ec3 c\u00e1c ion g\u00e2y c\u1ee9ng.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">D\u00f9ng soda (Na\u2082CO\u2083)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Soda (Na\u2082CO\u2083) l\u00e0 m\u1ed9t h\u00f3a ch\u1ea5t r\u1ea5t th\u00f4ng d\u1ee5ng v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong vi\u1ec7c l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi nh\u1edd \u0111\u1eb7c t\u00ednh ph\u1ea3n \u1ee9ng v\u1edbi ion canxi (Ca\u00b2\u207a) v\u00e0 magie (Mg\u00b2\u207a) trong n\u01b0\u1edbc. Khi soda \u0111\u01b0\u1ee3c th\u00eam v\u00e0o n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi, n\u00f3 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ion bicarbonate \u0111\u1ec3 t\u1ea1o ra c\u00e1c mu\u1ed1i carbonat kh\u00f4ng tan nh\u01b0 CaCO\u2083 v\u00e0 MgCO\u2083.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ca(HCO\u2083)\u2082 + Na\u2082CO\u2083 \u2192 CaCO\u2083\u2193 + 2NaHCO\u2083\u00a0\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Mg(HCO\u2083)\u2082 + Na\u2082CO\u2083 \u2192 MgCO\u2083\u2193 + 2NaHCO\u2083\u00a0\u00a0<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-463178 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-7.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-7\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-7-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-7-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i vi\u1ec7c lo\u1ea1i b\u1ecf \u0111\u1ed9 c\u1ee9ng, soda c\u00f2n gi\u00fap trung h\u00f2a t\u00ednh axit nh\u1eb9 c\u1ee7a n\u01b0\u1edbc, c\u1ea3i thi\u1ec7n \u0111\u1ed9 pH, gi\u1ea3m \u0103n m\u00f2n \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 thi\u1ebft b\u1ecb. Tuy nhi\u00ean, c\u1ea7n l\u01b0u \u00fd r\u1eb1ng khi s\u1eed d\u1ee5ng soda, ng\u01b0\u1eddi d\u00f9ng n\u00ean t\u00ednh to\u00e1n l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t ph\u00f9 h\u1ee3p \u0111\u1ec3 tr\u00e1nh l\u00e0m d\u01b0 th\u1eeba soda trong n\u01b0\u1edbc, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn thay \u0111\u1ed5i v\u1ecb n\u01b0\u1edbc ho\u1eb7c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng natri hydroxit (NaOH)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Natri hydroxit (NaOH) c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 x\u00fat \u0103n da, l\u00e0 m\u1ed9t h\u00f3a ch\u1ea5t c\u00f3 t\u00ednh ki\u1ec1m m\u1ea1nh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi. Khi cho NaOH v\u00e0o n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi, n\u00f3 t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng ki\u1ec1m cao, gi\u00fap ph\u1ea3n \u1ee9ng v\u1edbi ion bicarbonate c\u1ee7a canxi v\u00e0 magie trong n\u01b0\u1edbc. K\u1ebft qu\u1ea3 l\u00e0 h\u00ecnh th\u00e0nh c\u00e1c mu\u1ed1i carbonat kh\u00f4ng tan nh\u01b0 CaCO\u2083 v\u00e0 MgCO\u2083, l\u00e0m cho n\u01b0\u1edbc tr\u1edf n\u00ean m\u1ec1m h\u01a1n.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ca(HCO\u2083)\u2082 + 2NaOH \u2192 CaCO\u2083\u2193 + Na\u2082CO\u2083 + 2H\u2082O\u00a0\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Mg(HCO\u2083)\u2082 + 2NaOH \u2192 MgCO\u2083\u2193 + Na\u2082CO\u2083 + 2H\u2082O\u00a0\u00a0<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-463179 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-8.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-8\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-8.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-8-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-8-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd. Do NaOH c\u00f3 t\u00ednh ki\u1ec1m m\u1ea1nh n\u00ean n\u1ebfu s\u1eed d\u1ee5ng qu\u00e1 li\u1ec1u c\u00f3 th\u1ec3 l\u00e0m n\u01b0\u1edbc b\u1ecb ki\u1ec1m h\u00f3a, g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe ng\u01b0\u1eddi s\u1eed d\u1ee5ng v\u00e0 h\u01b0\u01a1ng v\u1ecb n\u01b0\u1edbc u\u1ed1ng. \u0110\u1ed1i v\u1edbi n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu, <\/span><b>hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0<\/b><span style=\"font-weight: 400;\"> soda (Na\u2082CO\u2083) v\u00e0 natri photphat (Na\u2083PO\u2084), \u0111\u01b0\u1ee3c coi l\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 \u00edt r\u1ee7i ro h\u01a1n so v\u1edbi vi\u1ec7c d\u00f9ng NaOH tr\u1ef1c ti\u1ebfp.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">D\u00f9ng natri photphat (Na\u2083PO\u2084)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Natri photphat (Na\u2083PO\u2084) l\u00e0 m\u1ed9t h\u00f3a ch\u1ea5t r\u1ea5t \u0111a d\u1ee5ng trong x\u1eed l\u00fd n\u01b0\u1edbc, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi. Khi th\u00eam Na\u2083PO\u2084 v\u00e0o n\u01b0\u1edbc c\u1ee9ng t\u1ea1m th\u1eddi, n\u00f3 ph\u1ea3n \u1ee9ng v\u1edbi ion canxi v\u00e0 magie \u0111\u1ec3 t\u1ea1o ra c\u00e1c mu\u1ed1i photphat kh\u00f4ng tan nh\u01b0 Ca\u2083(PO\u2084)\u2082 v\u00e0 Mg\u2083(PO\u2084)\u2082.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3Ca(HCO\u2083)\u2082 + 2Na\u2083PO\u2084 \u2192 Ca\u2083(PO\u2084)\u2082\u2193 + 6NaHCO\u2083\u00a0\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3Mg(HCO\u2083)\u2082 + 2Na\u2083PO\u2084 \u2192 Mg\u2083(PO\u2084)\u2082\u2193 + 6NaHCO\u2083\u00a0\u00a0<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-463180 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-9.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-9\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-9.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-9-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-9-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, vi\u1ec7c s\u1eed d\u1ee5ng Na\u2083PO\u2084 c\u1ea7n t\u00ednh to\u00e1n c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh d\u01b0 th\u1eeba h\u00f3a ch\u1ea5t trong n\u01b0\u1edbc. N\u1ebfu d\u00f9ng qu\u00e1 nhi\u1ec1u, l\u01b0\u1ee3ng photphat c\u00f2n l\u1ea1i c\u00f3 th\u1ec3 g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe ho\u1eb7c l\u00e0m thay \u0111\u1ed5i m\u00f9i v\u1ecb n\u01b0\u1edbc. B\u00ean c\u1ea1nh \u0111\u00f3, c\u1ea7n x\u1eed l\u00fd k\u1ebft t\u1ee7a tri\u1ec7t \u0111\u1ec3 \u0111\u1ec3 tr\u00e1nh l\u00e0m t\u1eafc ngh\u1ebdn \u0111\u01b0\u1eddng \u1ed1ng ho\u1eb7c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft b\u1ecb.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">C\u00e1c l\u01b0u \u00fd khi l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Tr\u01b0\u1edbc h\u1ebft, c\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 ngu\u1ed3n n\u01b0\u1edbc c\u00f3 ch\u1ee9a n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu hay kh\u00f4ng \u0111\u1ec3 ch\u1ecdn \u0111\u00fang ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd. N\u1ebfu kh\u00f4ng x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng sai h\u00f3a ch\u1ea5t, g\u00e2y l\u00e3ng ph\u00ed v\u00e0 kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 mong mu\u1ed1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Th\u1ee9 hai, li\u1ec1u l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t s\u1eed d\u1ee5ng c\u1ea7n \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n c\u1ea9n th\u1eadn. Vi\u1ec7c d\u00f9ng qu\u00e1 \u00edt s\u1ebd kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 k\u1ebft t\u1ee7a h\u1ebft c\u00e1c ion Ca\u00b2\u207a v\u00e0 Mg\u00b2\u207a, trong khi d\u00f9ng qu\u00e1 nhi\u1ec1u c\u00f3 th\u1ec3 g\u00e2y t\u1ed3n d\u01b0 h\u00f3a ch\u1ea5t trong n\u01b0\u1edbc. Trong qu\u00e1 tr\u00ecnh n\u00e0y, <\/span><b>hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0<\/b><span style=\"font-weight: 400;\"> soda (Na\u2082CO\u2083) v\u00e0 natri photphat (Na\u2083PO\u2084) c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c c\u00e2n \u0111\u1ed1i k\u1ef9 l\u01b0\u1ee1ng \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u qu\u1ea3 t\u1ed1t nh\u1ea5t.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-463181 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-10.jpg\" alt=\"Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-10\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-10.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-10-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/06\/Hai-chat-duoc-dung-de-lam-mem-nuoc-cung-vinh-cuu-la-10-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Th\u1ee9 ba, c\u1ea7n x\u1eed l\u00fd c\u1eb7n k\u1ebft t\u1ee7a m\u1ed9t c\u00e1ch khoa h\u1ecdc. C\u00e1c mu\u1ed1i CaCO\u2083, MgCO\u2083 ho\u1eb7c photphat kh\u00f4ng tan c\u1ea7n \u0111\u01b0\u1ee3c l\u1ecdc b\u1ecf tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng n\u01b0\u1edbc \u0111\u1ec3 tr\u00e1nh l\u00e0m t\u1eafc ngh\u1ebdn \u0111\u01b0\u1eddng \u1ed1ng ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb gia d\u1ee5ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, n\u1ebfu s\u1eed d\u1ee5ng c\u00e1c h\u1ec7 th\u1ed1ng trao \u0111\u1ed5i ion ho\u1eb7c thi\u1ebft b\u1ecb l\u1ecdc RO, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd. H\u1ea1t nh\u1ef1a cation c\u1ea7n \u0111\u01b0\u1ee3c ho\u00e0n nguy\u00ean \u0111\u1ecbnh k\u1ef3 b\u1eb1ng dung d\u1ecbch mu\u1ed1i (NaCl) \u0111\u1ec3 kh\u00f4i ph\u1ee5c kh\u1ea3 n\u0103ng trao \u0111\u1ed5i ion. \u0110\u1ed1i v\u1edbi thi\u1ebft b\u1ecb RO, c\u1ea7n thay th\u1ebf m\u00e0ng l\u1ecdc khi hi\u1ec7u su\u1ea5t suy gi\u1ea3m.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">L\u1eddi k\u1ebft<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Qua b\u00e0i vi\u1ebft, ch\u00fang ta \u0111\u00e3 t\u00ecm hi\u1ec3u r\u00f5 v\u1ec1 <\/span><b>hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0<\/b><span style=\"font-weight: 400;\"> soda (Na\u2082CO\u2083) v\u00e0 natri photphat (Na\u2083PO\u2084). C\u1ea3 hai ch\u1ea5t n\u00e0y \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ion canxi v\u00e0 magie, gi\u00fap lo\u1ea1i b\u1ecf \u0111\u1ed9 c\u1ee9ng v\u00e0 mang l\u1ea1i ngu\u1ed3n n\u01b0\u1edbc m\u1ec1m, an to\u00e0n cho sinh ho\u1ea1t v\u00e0 s\u1ea3n xu\u1ea5t. Do \u0111\u00f3, b\u1ea1n h\u00e3y c\u00e2n nh\u1eafc v\u00e0 \u00e1p d\u1ee5ng \u0111\u00fang c\u00e1ch \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 t\u1ed1t nh\u1ea5t cho ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a gia \u0111\u00ecnh nh\u00e9.<\/span><\/p>\n<p><strong>XEM TH\u00caM:<\/strong><\/p>\n<p><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/mua-da\/\">M\u01b0a \u0111\u00e1 l\u00e0 g\u00ec? T\u1ea1i sao c\u00f3 m\u01b0a \u0111\u00e1? L\u00e0m g\u00ec \u0111\u1ec3 ph\u00f2ng tr\u00e1nh?<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/da-kho\/\">\u0110\u00e1 kh\u00f4 l\u00e0 g\u00ec? C\u00f4ng d\u1ee5ng v\u00e0 nh\u1eefng l\u01b0u \u00fd an to\u00e0n khi s\u1eed d\u1ee5ng \u0111\u00e1 kh\u00f4<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 nan gi\u1ea3i trong sinh ho\u1ea1t v\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p, g\u00e2y ra nhi\u1ec1u t\u00e1c h\u1ea1i nh\u01b0 l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb, t\u1eafc ngh\u1ebdn \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc sinh ho\u1ea1t. Trong b\u00e0i vi\u1ebft n\u00e0y, Ho\u00e0ng H\u00e0 Mobile s\u1ebd gi\u00fap b\u1ea1n [&hellip;]<\/p>\n","protected":false},"author":65,"featured_media":463171,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910],"tags":[],"class_list":["post-463170","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0 g\u00ec?<\/title>\n<meta name=\"description\" content=\"Ho\u00e0ng H\u00e0 Mobile s\u1ebd gi\u00fap b\u1ea1n t\u00ecm hi\u1ec3u hai ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng 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