{"id":3743,"date":"2025-12-02T11:11:18","date_gmt":"2025-12-02T03:11:18","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=3743"},"modified":"2025-12-02T11:11:22","modified_gmt":"2025-12-02T03:11:22","slug":"how-does-the-particle-size-of-natural-calcium-carbonate-abrasives-affect-the-core-performance-of-fluoride-toothpaste","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/vi\/how-does-the-particle-size-of-natural-calcium-carbonate-abrasives-affect-the-core-performance-of-fluoride-toothpaste\/","title":{"rendered":"K\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a ch\u1ea5t m\u00e0i m\u00f2n canxi cacbonat t\u1ef1 nhi\u00ean \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ed1t l\u00f5i c\u1ee7a kem \u0111\u00e1nh r\u0103ng c\u00f3 fluoride?"},"content":{"rendered":"<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/vi\/machines\/\">Canxi cacbonat t\u1ef1 nhi\u00ean (NCC) <\/a>l\u00e0 ch\u1ea5t m\u00e0i m\u00f2n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong kem \u0111\u00e1nh r\u0103ng. C\u00e1c lo\u1ea1i th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/vi\/machines\/ball-mill\/\">l\u01b0\u1edbi 325<\/a> (D97 \u2248 45 \u03bcm) v\u00e0 400 mesh (D97 \u2248 38 \u03bcm). Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, c\u00f4ng ngh\u1ec7 b\u00e0o ch\u1ebf kem \u0111\u00e1nh r\u0103ng \u0111\u00e3 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng. Quy tr\u00ecnh nghi\u1ec1n si\u00eau m\u1ecbn c\u0169ng \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng ti\u1ebfn b\u1ed9 \u0111\u00e1ng k\u1ec3. Do \u0111\u00f3, v\u1eadt li\u1ec7u m\u00e0i m\u00f2n canxi cacbonat t\u1ef1 nhi\u00ean m\u1ecbn h\u01a1n \u0111ang tr\u1edf th\u00e0nh xu h\u01b0\u1edbng trong ng\u00e0nh.<\/p>\n\n\n\n<p>C\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 x\u00e1c nh\u1eadn r\u1eb1ng k\u00edch th\u01b0\u1edbc h\u1ea1t m\u00e0i m\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t ch\u00ednh c\u1ee7a kem \u0111\u00e1nh r\u0103ng c\u00f3 fluoride. C\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y bao g\u1ed3m gi\u00e1 tr\u1ecb pH, t\u1ed5ng l\u01b0\u1ee3ng fluoride h\u00f2a tan (TSF), \u0111\u1ed9 nh\u1edbt v\u00e0 \u0111\u1ed9 m\u00e0i m\u00f2n. Trong nghi\u00ean c\u1ee9u n\u00e0y, c\u00e1c h\u1ea1t m\u00e0i m\u00f2n canxi cacbonat t\u1ef1 nhi\u00ean v\u1edbi gi\u00e1 tr\u1ecb D97 dao \u0111\u1ed9ng t\u1eeb 10\u201345 \u03bcm \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn. C\u00e1c m\u1eabu kem \u0111\u00e1nh r\u0103ng c\u00f3 fluoride \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb b\u1eb1ng c\u00f4ng th\u1ee9c th\u1ed1ng nh\u1ea5t. C\u00e1c m\u1eabu \u0111\u01b0\u1ee3c \u1ee7 \u1edf 25\u00b0C, 40\u00b0C v\u00e0 50\u00b0C. Gi\u00e1 tr\u1ecb pH, l\u01b0\u1ee3ng fluoride h\u00f2a tan (TSF), \u0111\u1ed9 nh\u1edbt v\u00e0 \u0111\u1ed9 m\u00e0i m\u00f2n c\u1ee7a ch\u00fang \u0111\u01b0\u1ee3c \u0111o th\u01b0\u1eddng xuy\u00ean. Nh\u1eefng k\u1ebft qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nghi\u00ean c\u1ee9u m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng \u1ea3nh h\u01b0\u1edfng c\u1ee7a k\u00edch th\u01b0\u1edbc h\u1ea1t m\u00e0i m\u00f2n \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a kem \u0111\u00e1nh r\u0103ng.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"461\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/10\/Calcium-carbonate.webp\" alt=\"Canxi cacbonat\" class=\"wp-image-3558\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/10\/Calcium-carbonate.webp 800w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/10\/Calcium-carbonate-300x173.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/10\/Calcium-carbonate-768x443.webp 768w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/10\/Calcium-carbonate-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Canxi cacbonat<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn gi\u00e1 tr\u1ecb pH c\u1ee7a kem \u0111\u00e1nh r\u0103ng<\/h2>\n\n\n\n<p>Gi\u00e1 tr\u1ecb pH c\u1ee7a kem \u0111\u00e1nh r\u0103ng c\u00f3 ch\u1ee9a fluoride t\u0103ng khi k\u00edch th\u01b0\u1edbc h\u1ea1t D97 gi\u1ea3m.<br>\u0110\u1ed1i v\u1edbi c\u00f9ng m\u1ed9t m\u1eabu, \u0111\u1ed9 pH gi\u1ea3m d\u1ea7n theo th\u1eddi gian trong qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a. \u0110\u1ed9 pH dao \u0111\u1ed9ng \u1edf 50\u00b0C l\u1edbn h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi \u1edf 40\u00b0C.<\/p>\n\n\n\n<p>Nh\u1eefng quan s\u00e1t n\u00e0y li\u00ean quan \u0111\u1ebfn hai ph\u1ea3n \u1ee9ng ch\u00ednh trong qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>C\u00e1c h\u1ea1t m\u00e0i m\u00f2n nh\u1ecf h\u01a1n c\u00f3 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang l\u1edbn h\u01a1n. \u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 h\u00f2a tan CaCO\u2083 v\u00e0 gi\u1ea3i ph\u00f3ng c\u00e1c ion hydroxide. \u0110\u1ed9 pH t\u0103ng theo \u0111\u00f3.<\/li>\n\n\n\n<li>Natri monofluorophosphate (SMFP) th\u1ee7y ph\u00e2n d\u1ea7n d\u1ea7n v\u00e0 t\u1ea1o ra axit flohydric. Axit n\u00e0y ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ion canxi v\u00e0 ion photphat \u0111\u1ec3 t\u1ea1o th\u00e0nh fluorapatite kh\u00f4ng h\u00f2a tan. C\u00e1c ion hydro \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng, l\u00e0m gi\u1ea3m \u0111\u1ed9 pH.<\/li>\n<\/ol>\n\n\n\n<p>C\u1ea3 hai ph\u1ea3n \u1ee9ng \u0111\u1ec1u di\u1ec5n ra nhanh h\u01a1n \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n.<br>\u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ef1 bi\u1ebfn \u0111\u1ed9ng pH l\u1edbn h\u01a1n trong qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n<p>T\u1eeb \u0111\u01b0\u1eddng cong pH, kem \u0111\u00e1nh r\u0103ng ch\u1ee9a h\u1ea1t m\u00e0i m\u00f2n D97 = 25,4 \u03bcm lu\u00f4n cho gi\u00e1 tr\u1ecb pH cao h\u01a1n m\u1eabu 21,5 \u03bcm. T\u01b0\u01a1ng t\u1ef1, m\u1eabu 43,9 \u03bcm v\u1eabn cao h\u01a1n m\u1eabu 35,7 \u03bcm. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra do h\u1ea1t m\u00e0i m\u00f2n 25,4 \u03bcm v\u00e0 43,9 \u03bcm ch\u1ee9a nhi\u1ec1u ki\u1ec1m t\u1ef1 do h\u01a1n. C\u00e1c t\u1ea1p ch\u1ea5t ki\u1ec1m n\u00e0y (ch\u1ee7 y\u1ebfu l\u00e0 Ca(OH)\u2082 ho\u1eb7c CaO) l\u00e0m t\u0103ng pH ban \u0111\u1ea7u c\u1ee7a kem \u0111\u00e1nh r\u0103ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn vi\u1ec7c duy tr\u00ec TSF<\/h2>\n\n\n\n<p>Kh\u1ea3 n\u0103ng l\u01b0u gi\u1eef TSF gi\u1ea3m \u0111\u00e1ng k\u1ec3 khi k\u00edch th\u01b0\u1edbc h\u1ea1t D97 tr\u1edf n\u00ean nh\u1ecf h\u01a1n.<br>\u0110\u1ed1i v\u1edbi c\u00f9ng m\u1ed9t m\u1eabu, kh\u1ea3 n\u0103ng l\u01b0u gi\u1eef TSF c\u0169ng gi\u1ea3m khi nhi\u1ec7t \u0111\u1ed9 l\u00e3o h\u00f3a cao h\u01a1n ho\u1eb7c th\u1eddi gian l\u00e3o h\u00f3a d\u00e0i h\u01a1n.<\/p>\n\n\n\n<p>Nh\u1eefng l\u00fd do ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>K\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf h\u01a1n l\u00e0m t\u0103ng di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang. Nhi\u1ec7t \u0111\u1ed9 l\u00e3o h\u00f3a cao h\u01a1n l\u00e0m t\u0103ng n\u1ed3ng \u0111\u1ed9 ion canxi v\u00e0 axit flohydric. C\u1ea3 hai y\u1ebfu t\u1ed1 n\u00e0y \u0111\u1ec1u \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh fluorapatite.<\/li>\n\n\n\n<li>Qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a k\u00e9o d\u00e0i th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh th\u1ee7y ph\u00e2n SMFP li\u00ean t\u1ee5c v\u00e0 k\u1ebft t\u1ee7a fluorapatite. \u0110i\u1ec1u n\u00e0y c\u00e0ng l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng l\u01b0u gi\u1eef TSF.<\/li>\n<\/ul>\n\n\n\n<p>T\u1eeb c\u00e1c \u0111\u01b0\u1eddng cong l\u01b0u gi\u1eef, c\u00e1c m\u1eabu \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb v\u1edbi v\u1eadt li\u1ec7u m\u00e0i m\u00f2n D97 = 25,4 \u03bcm v\u00e0 21,5 \u03bcm cho th\u1ea5y h\u00e0nh vi g\u1ea7n nh\u01b0 gi\u1ed1ng h\u1ec7t nhau.<br>Tuy nhi\u00ean, m\u1eabu 43,9 \u03bcm cho th\u1ea5y kh\u1ea3 n\u0103ng l\u01b0u gi\u1eef th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi m\u1eabu 35,7 \u03bcm.<br>\u0110i\u1ec1u n\u00e0y l\u00e0 do h\u00e0m l\u01b0\u1ee3ng ki\u1ec1m t\u1ef1 do cao h\u01a1n trong v\u1eadt li\u1ec7u m\u00e0i m\u00f2n 25,4 \u03bcm v\u00e0 43,9 \u03bcm.<br>Nh\u1eefng t\u1ea1p ch\u1ea5t n\u00e0y l\u00e0m t\u0103ng \u0111\u1ed9 pH v\u00e0 t\u0103ng c\u01b0\u1eddng ph\u1ea3n \u1ee9ng ki\u1ec1m.<br>Ki\u1ec1m t\u1ef1 do ph\u1ea3n \u1ee9ng nhanh h\u01a1n v\u1edbi SMFP th\u1ee7y ph\u00e2n so v\u1edbi CaCO\u2083, \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh fluorapatite v\u00e0 gi\u1ea3m s\u1ef1 l\u01b0u gi\u1eef TSF.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"667\" height=\"500\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/calcium-carbonate-toothpaste.webp\" alt=\"kem \u0111\u00e1nh r\u0103ng canxi cacbonat\" class=\"wp-image-3732\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/calcium-carbonate-toothpaste.webp 667w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/calcium-carbonate-toothpaste-300x225.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/calcium-carbonate-toothpaste-16x12.webp 16w\" sizes=\"(max-width: 667px) 100vw, 667px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn \u0111\u1ed9 nh\u1edbt c\u1ee7a kem \u0111\u00e1nh r\u0103ng<\/h2>\n\n\n\n<p>\u0110\u1ed9 nh\u1edbt c\u1ee7a kem \u0111\u00e1nh r\u0103ng t\u0103ng khi k\u00edch th\u01b0\u1edbc h\u1ea1t D97 gi\u1ea3m.<br>\u0110\u1ed1i v\u1edbi c\u00f9ng m\u1ed9t m\u1eabu, \u0111\u1ed9 nh\u1edbt c\u0169ng t\u0103ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n ho\u1eb7c th\u1eddi gian l\u00e3o h\u00f3a l\u00e2u h\u01a1n.<\/p>\n\n\n\n<p>L\u00fd do nh\u01b0 sau:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>K\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf h\u01a1n v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n l\u00e0m t\u0103ng n\u1ed3ng \u0111\u1ed9 ion canxi.<br>C\u00e1c ion canxi t\u0103ng c\u01b0\u1eddng hi\u1ec7u \u1ee9ng li\u00ean k\u1ebft ngang tr\u00ean CMC.<br>Qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a k\u00e9o d\u00e0i ti\u1ebfp t\u1ee5c l\u00e0m t\u0103ng li\u00ean k\u1ebft ch\u00e9o, l\u00e0m t\u0103ng \u0111\u1ed9 nh\u1edbt.<\/li>\n\n\n\n<li>C\u00e1c h\u1ea1t nh\u1ecf h\u01a1n l\u00e0m t\u0103ng giao di\u1ec7n r\u1eafn-l\u1ecfng.<br>\u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ea3y c\u1ee7a h\u1ed7n h\u1ee3p v\u00e0 g\u00f3p ph\u1ea7n t\u1ea1o ra \u0111\u1ed9 nh\u1edbt cao h\u01a1n.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn \u0111\u1ed9 m\u00e0i m\u00f2n c\u1ee7a kem \u0111\u00e1nh r\u0103ng<\/h2>\n\n\n\n<p>Sau 12 tu\u1ea7n l\u00e3o h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng, \u0111\u1ed9 m\u00e0i m\u00f2n (Ra) t\u0103ng l\u00ean khi k\u00edch th\u01b0\u1edbc h\u1ea1t D97 gi\u1ea3m. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra do c\u00e1c h\u1ea1t m\u00e0i m\u00f2n nh\u1ecf h\u01a1n l\u00e0m t\u0103ng s\u1ed1 l\u01b0\u1ee3ng h\u1ea1t trong h\u1ec7 th\u1ed1ng. Nhi\u1ec1u h\u1ea1t h\u01a1n tham gia v\u00e0o qu\u00e1 tr\u00ecnh m\u00e0i m\u00f2n trong c\u00f9ng m\u1ed9t r\u00e3nh khi ch\u1ea3i. T\u00e1c \u0111\u1ed9ng c\u01a1 h\u1ecdc k\u1ebft h\u1ee3p c\u1ee7a ch\u00fang l\u00e0m s\u00e2u c\u00e1c r\u00e3nh, t\u0103ng \u0111\u1ed9 m\u00e0i m\u00f2n.<\/p>\n\n\n\n<p>Ngo\u00e0i ra, k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf h\u01a1n d\u1eabn \u0111\u1ebfn ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p h\u01a1n. C\u00e1c h\u1ea1t m\u00e0i m\u00f2n \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n s\u1ebd t\u0103ng c\u01b0\u1eddng hi\u1ec7u \u1ee9ng m\u00e0i m\u00f2n t\u00edch l\u0169y. \u0110i\u1ec1u n\u00e0y gi\u1ea3i th\u00edch t\u1ea1i sao m\u1eabu c\u00f3 D97 = 25,4 \u03bcm cho th\u1ea5y \u0111\u1ed9 m\u00e0i m\u00f2n t\u01b0\u01a1ng \u0111\u1ed1i cao.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p>Ng\u00e0nh c\u00f4ng nghi\u1ec7p kem \u0111\u00e1nh r\u0103ng \u0111ang h\u01b0\u1edbng t\u1edbi c\u00e1c v\u1eadt li\u1ec7u m\u00e0i m\u00f2n m\u1ecbn h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c h\u01a1n. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb D97 \u1ed5n \u0111\u1ecbnh trong ph\u1ea1m vi 10\u201345 \u03bcm, c\u1ea7n c\u00f3 h\u1ec7 th\u1ed1ng m\u00e0i si\u00eau m\u1ecbn ch\u00ednh x\u00e1c, s\u1ea1ch s\u1ebd v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/vi\/contact\/\">B\u1ed9t Epic<\/a> c\u00f3 h\u01a1n 20 n\u0103m kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt b\u1ed9t si\u00eau m\u1ecbn. C\u00f4ng ty cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c thi\u1ebft b\u1ecb nghi\u1ec1n, ph\u00e2n lo\u1ea1i v\u00e0 \u0111i\u1ec1u ch\u1ebf.<br>Bao g\u1ed3m m\u00e1y nghi\u1ec1n bi, m\u00e1y nghi\u1ec1n ph\u00e2n lo\u1ea1i kh\u00ed, m\u00e1y nghi\u1ec1n tia v\u00e0 m\u00e1y ph\u00e2n lo\u1ea1i kh\u00ed ch\u00ednh x\u00e1c. V\u1edbi c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd b\u1ed9t ti\u00ean ti\u1ebfn n\u00e0y, Epic Powder h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n c\u00e1c c\u00f4ng th\u1ee9c kem \u0111\u00e1nh r\u0103ng c\u00f3 fluoride hi\u1ec7u su\u1ea5t cao v\u00e0 cho ph\u00e9p c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img decoding=\"async\" width=\"721\" height=\"721\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-3708\" style=\"width:150px;height:150px\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp 721w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-300x300.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-150x150.webp 150w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-12x12.webp 12w\" sizes=\"(max-width: 721px) 100vw, 721px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote has-text-align-center is-style-large is-layout-flow wp-block-quote-is-layout-flow\">\n<p>C\u1ea3m \u01a1n b\u1ea1n \u0111\u00e3 \u0111\u1ecdc. T\u00f4i hy v\u1ecdng b\u00e0i vi\u1ebft c\u1ee7a t\u00f4i h\u1eefu \u00edch. Vui l\u00f2ng \u0111\u1ec3 l\u1ea1i b\u00ecnh lu\u1eadn b\u00ean d\u01b0\u1edbi. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 li\u00ean h\u1ec7 v\u1edbi b\u1ed9 ph\u1eadn ch\u0103m s\u00f3c kh\u00e1ch h\u00e0ng tr\u1ef1c tuy\u1ebfn c\u1ee7a Zelda n\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 th\u1eafc m\u1eafc n\u00e0o kh\u00e1c.<\/p>\n<cite>                                                                                                                               \u2014 \u0110\u0103ng b\u1edfi <a href=\"https:\/\/www.linkedin.com\/company\/76603359\/admin\/dashboard\/\">Emily Chen<\/a><\/cite><\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"16\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/vi\/wp-json\/wp\/v2\/posts\/3743#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/vi\/wp-json\/wp\/v2\/posts\/3743#wpcf7-f16-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.3\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"keen-form\">\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"T\u00ean c\u1ee7a b\u1ea1n*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Email c\u1ee7a b\u1ea1n*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"pnone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Pnone ho\u1eb7c Whatsapp c\u1ee7a b\u1ea1n*\" value=\"\" type=\"tel\" name=\"pnone\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"C\u00f4ng ty c\u1ee7a b\u1ea1n\" value=\"\" type=\"text\" name=\"your-subject\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea\" aria-invalid=\"false\" placeholder=\"Tin nh\u1eafn c\u1ee7a b\u1ea1n\" name=\"your-message\"><\/textarea><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"N\u1ed9p\" \/>\n\t\t<\/p>\n\t<\/div>\n<\/div>\n<style>\n.keen-form div{margin-bottom:5px;}\n.keen-form div p{margin-bottom:0px !important;}\n.one-half,.one-third {\n position: relative;\n margin-right: 4%;\n float: left;\n z-index: 99;\n}\n.one-half { width: 40%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\nwidth: 40%;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 90%;\n margin-right: 0;\n }\n}\n<\/style><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"vi\"\/><\/form>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"H\u1ec7 th\u1ed1ng s\u1ea3n xu\u1ea5t m\u00e1y nghi\u1ec1n bi v\u00e0 m\u00e1y ph\u00e2n lo\u1ea1i canxi cacbonat, v\u1edbi ch\u1ee9c n\u0103ng bi\u1ebfn \u0111\u1ed5i b\u1ec1 m\u1eb7t b\u1ed9t\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/o-M2Wkju9sY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>","protected":false},"excerpt":{"rendered":"<p>Canxi cacbonat t\u1ef1 nhi\u00ean (NCC) l\u00e0 ch\u1ea5t m\u00e0i m\u00f2n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong kem \u0111\u00e1nh r\u0103ng. C\u00e1c lo\u1ea1i th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m 325 mesh (D97 \u2248 45 \u03bcm) v\u00e0 400 mesh (D97 \u2248 38 \u03bcm). Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t kem \u0111\u00e1nh r\u0103ng \u0111\u00e3 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng. C\u00e1c quy tr\u00ecnh nghi\u1ec1n si\u00eau m\u1ecbn c\u0169ng \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng ti\u1ebfn b\u1ed9 \u0111\u00e1ng k\u1ec3. Do \u0111\u00f3, c\u00e1c ch\u1ea5t m\u00e0i m\u00f2n canxi cacbonat t\u1ef1 nhi\u00ean m\u1ecbn h\u01a1n \u0111ang tr\u1edf n\u00ean [\u2026]<\/p>","protected":false},"author":1,"featured_media":3744,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3743","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ultrafine-air-classifier"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How Does the Particle Size of Natural Calcium Carbonate Abrasives Affect the Core Performance of Fluoride Toothpaste? - Calcium Carbonate Production Line<\/title>\n<meta name=\"description\" content=\"Natural calcium carbonate (NCC) is a commonly used abrasive in toothpaste. 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