{"id":20825,"date":"2023-04-16T11:43:49","date_gmt":"2023-04-16T04:43:49","guid":{"rendered":"http:\/\/noithathoaphat.in\/ctv\/?p=20825"},"modified":"2023-04-17T12:57:42","modified_gmt":"2023-04-17T05:57:42","slug":"dung-dich-bom-rua-ong-tuy-natri-hypochloride-naocl","status":"publish","type":"post","link":"http:\/\/noithathoaphat.in\/ctv\/index.php\/2023\/04\/16\/dung-dich-bom-rua-ong-tuy-natri-hypochloride-naocl\/","title":{"rendered":"Dung d\u1ecbch b\u01a1m r\u1eeda \u1ed1ng t\u1ee7y: Natri hypochloride (NaOCl)"},"content":{"rendered":"

Natri hypochloride (NaOCl)\u00a0 l\u00e0 m\u1ed9t trong nh\u1eefng dung d\u1ecbch b\u01a1m r\u1eeda \u0111\u1ea7u tay c\u1ee7a b\u00e1c s\u0129 R\u0103ng H\u00e0m M\u1eb7t l\u00e2m s\u00e0ng trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb t\u1ee7y. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o cho qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha \u0111\u1ea1t k\u1ebft qu\u1ea3 t\u1ed1t, vi\u1ec7c hi\u1ec3u v\u1ec1 c\u01a1 ch\u1ebf c\u0169ng nh\u01b0 c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a NaOCl l\u00e0 v\u00f4 c\u00f9ng c\u1ea7n thi\u1ebft. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd cung c\u1ea5p cho c\u00e1c b\u00e1c s\u0129 nh\u1eefng th\u00f4ng tin c\u01a1 b\u1ea3n v\u00e0 c\u1ed1t y\u1ebfu nh\u1ea5t v\u1ec1 dung d\u1ecbch b\u01a1m r\u1eeda n\u00e0y!<\/strong><\/p>\n

\"natri-hypoclorit-bom-rua\"
Natri hypochloride 3% l\u00e0 m\u1ed9t trong nh\u1eefng dung d\u1ecbch ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha<\/figcaption><\/figure>\n
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  1. \n

    L\u1ecbch s\u1eed s\u1eed d\u1ee5ng natri hypochloride<\/h2>\n<\/li>\n<\/ol>\n

    Natri hypochloride (NaOCl) l\u00e0 dung d\u1ecbch b\u01a1m r\u1eeda ti\u00eau chu\u1ea9n, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t. N\u00f3 \u0111\u01b0\u1ee3c coi l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng so v\u1edbi c\u00e1c dung d\u1ecbch t\u01b0\u1edbi kh\u00e1c v\u00ec \u0111\u00e2y l\u00e0 dung d\u1ecbch duy nh\u1ea5t c\u00f3 \u0111\u1ea7y \u0111\u1ee7 c\u00e1c t\u00ednh ch\u1ea5t c\u1ea7n thi\u1ebft.<\/p>\n

    Dung d\u1ecbch clorua kali l\u00e0 dung d\u1ecbch clorin \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t, \u1edf Ph\u00e1p b\u1edfi Berthollet (1748-1822). Sau \u0111\u00f3, nh\u00e0 h\u00f3a h\u1ecdc Labarraque (1777-1850) \u0111\u1ec1 xu\u1ea5t s\u1eed d\u1ee5ng NaOCl \u0111\u1ec3 ph\u00f2ng ng\u1eeba nhi\u1ec5m tr\u00f9ng sau sinh v\u00e0 c\u00e1c b\u1ec7nh nhi\u1ec5m tr\u00f9ng kh\u00e1c.<\/p>\n

    D\u1ef1a tr\u00ean c\u00e1c nghi\u00ean c\u1ee9u th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t c\u1ee7a Koch v\u00e0 Pasteur, vi\u1ec7c s\u1eed d\u1ee5ng NaOCl nh\u01b0 m\u1ed9t ch\u1ea5t kh\u1eed tr\u00f9ng tr\u1edf n\u00ean r\u1ea5t ph\u1ed5 bi\u1ebfn v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19. Trong Th\u1ebf chi\u1ebfn I, nh\u00e0 h\u00f3a h\u1ecdc Henry Drysdale Dakin v\u00e0 b\u00e1c s\u0129 ph\u1eabu thu\u1eadt Alexis Carrel \u0111\u00e3 s\u1eed d\u1ee5ng 0,5% NaOCl \u0111\u1ec3 r\u1eeda v\u00e0 kh\u1eed tr\u00f9ng c\u00e1c v\u1ebft th\u01b0\u01a1ng nhi\u1ec5m tr\u00f9ng, d\u1ef1a tr\u00ean nh\u1eefng nghi\u00ean c\u1ee9u c\u1ee7a Dakin v\u1ec1 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c dung d\u1ecbch kh\u00e1c nhau tr\u00ean c\u00e1c m\u00f4 ho\u1ea1i t\u1eed, nhi\u1ec5m tr\u00f9ng.<\/p>\n

    NaOCl c\u00f3 ph\u1ed5 kh\u00e1ng khu\u1ea9n r\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng ti\u00eau di\u1ec7t vi khu\u1ea9n v\u00e0 vi r\u00fat. Kh\u1ea3 n\u0103ng h\u00f2a tan m\u00f4 ho\u1ea1i t\u1eed c\u1ee7a n\u00f3 l\u1edbn h\u01a1n so v\u1edbi m\u00f4 c\u00f2n s\u1ed1ng. Nh\u1eefng t\u00ednh ch\u1ea5t qu\u00fd gi\u00e1 n\u00e0y \u0111\u00e3 khuy\u1ebfn kh\u00edch vi\u1ec7c s\u1eed d\u1ee5ng dung d\u1ecbch NaOCl nh\u01b0 m\u1ed9t dung d\u1ecbch b\u01a1m r\u1eeda c\u01a1 b\u1ea3n trong \u0111i\u1ec1u tr\u1ecb t\u1ee7y r\u0103ng t\u1eeb \u0111\u1ea7u nh\u1eefng n\u0103m 1920.<\/p>\n

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    1. \n

      T\u00ednh ch\u1ea5t b\u01a1m r\u1eeda c\u1ee7a natri hypochloride<\/h2>\n<\/li>\n<\/ol>\n

      Nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng khi NaOCl ph\u1ea3n \u1ee9ng v\u1edbi n\u01b0\u1edbc, n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng \u0111\u1ed9ng nh\u01b0 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 d\u01b0\u1edbi \u0111\u00e2y :<\/p>\n

      NaOCl + H2O \u2194 NaOH + HOCl \u2194 Na+ + OH- + H+<\/p>\n

      NaOCl ph\u1ea3n \u1ee9ng v\u1edbi m\u00f4 h\u1eefu c\u01a1, d\u1eabn \u0111\u1ebfn ph\u1ea3n \u1ee9ng x\u00e0 ph\u00f2ng h\u00f3a, trung ho\u00e0 axit amin v\u00e0 c\u00e1c ph\u1ea3n \u1ee9ng nh\u00f3m chloramine. Do t\u00e1c d\u1ee5ng h\u00f2a tan v\u1edbi c\u00e1c m\u00f4 b\u1ecb ho\u1ea1i t\u1eed, NaOCl \u0111\u00e3 tr\u1edf th\u00e0nh dung d\u1ecbch b\u01a1m r\u1eeda ph\u1ed5 bi\u1ebfn nh\u1ea5t trong \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha.<\/p>\n

      Tuy nhi\u00ean, n\u1ed3ng \u0111\u1ed9 ph\u00f9 h\u1ee3p c\u1ee7a dung d\u1ecbch NaOCl \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha v\u1eabn \u0111ang \u0111\u01b0\u1ee3c tranh lu\u1eadn. V\u1eadt ch\u1ea5t h\u1eefu c\u01a1 (d\u1ecbch vi\u00eam, ph\u1ea7n m\u00f4 c\u00f2n s\u00f3t l\u1ea1i v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng vi khu\u1ea9n) trong c\u00e1c \u1ed1ng t\u1ee7y gi\u1ea3m hi\u1ec7u qu\u1ea3 c\u1ee7a NaOCl. N\u1ed3ng \u0111\u1ed9 cao c\u1ee7a NaOCl c\u00f3 t\u00e1c d\u1ee5ng h\u00f2a tan t\u1ed1t h\u01a1n. N\u1ed3ng \u0111\u1ed9 th\u1ea5p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi th\u1ec3 t\u00edch l\u1edbn c\u00f3 \u0111\u1ed9 t\u00e1c d\u1ee5ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi n\u1ed3ng \u0111\u1ed9 cao. Ngo\u00e0i ra, n\u1ed3ng \u0111\u1ed9 cao c\u1ee7a NaOCl c\u0169ng \u0111\u1ed9c h\u01a1n so v\u1edbi n\u1ed3ng \u0111\u1ed9 th\u1ea5p h\u01a1n.<\/p>\n

      V\u00ec c\u1ea5u tr\u00fac c\u1ee7a h\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y gi\u1edbi h\u1ea1n kh\u1ea3 n\u0103ng l\u00e0m s\u1ea1ch c\u1ee7a NaOCl ch\u1ec9 trong \u1ed1ng t\u1ee7y n\u00ean n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng an to\u00e0n \u1edf n\u1ed3ng \u0111\u1ed9 cao trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb \u1ed1ng t\u1ee7y khi ch\u1eafc ch\u1eafn kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o c\u00e1c m\u00f4 xung quanh v\u00f9ng ch\u00f3p r\u0103ng. Vi\u1ec7c ti\u1ebfp x\u00fac c\u1ee7a NaOCl v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c b\u1ec1 m\u1eb7t \u1ed1ng t\u1ee7y trong m\u1ed9t kho\u1ea3ng th\u1eddi gian l\u00fd t\u01b0\u1edfng quan tr\u1ecdng h\u01a1n n\u1ed3ng \u0111\u1ed9 NaOCl.<\/p>\n

      Kh\u1ea3 n\u0103ng ph\u00e2n h\u1ee7y m\u00f4 ho\u1ea1i t\u1eed l\u00e0 \u0111i\u1ec3m kh\u00e1c bi\u1ec7t l\u1edbn nh\u1ea5t gi\u1eefa NaOCl v\u00e0 c\u00e1c dung d\u1ecbch b\u01a1m r\u1eeda kh\u00e1c . Ho\u1ea1t t\u00ednh c\u1ee7a n\u00f3 t\u0103ng l\u00ean t\u1ec9 l\u1ec7 thu\u1eadn v\u1edbi n\u1ed3ng \u0111\u1ed9, nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian b\u01a1m r\u1eeda. Khi NaOCl \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 dung d\u1ecbch b\u01a1m r\u1eeda, t\u00e1c d\u1ee5ng ph\u00e2n h\u1ee7y m\u00f4 ho\u1ea1i t\u1eed h\u1eefu c\u01a1 tr\u00ean ng\u00e0 r\u0103ng kh\u00f4ng m\u1ea1nh, v\u00ec hydroxyapatite trong l\u1edbp \u201csmear layer\u201d tr\u00ean b\u1ec1 m\u1eb7t ng\u00e0 r\u0103ng che ph\u1ee7 b\u1ec1 m\u1eb7t collagen. Tuy nhi\u00ean, khi s\u1eed d\u1ee5ng dung d\u1ecbch c\u00f3 kh\u1ea3 n\u0103ng h\u1ee7y kho\u00e1ng tr\u01b0\u1edbc NaOCl, hydroxyapatite s\u1ebd \u0111\u01b0\u1ee3c h\u00f2a tan d\u1ec5 d\u00e0ng v\u00e0 s\u1ee3i collagen b\u00ean d\u01b0\u1edbi tr\u1edf n\u00ean r\u00f5 r\u00e0ng. Khi NaOCl \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf giai \u0111o\u1ea1n n\u00e0y, n\u00f3 t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp v\u00e0o collagen, d\u1eabn \u0111\u1ebfn vi\u1ec7c ph\u00e1 hu\u1ef7 collagen nhanh ch\u00f3ng tr\u00ean b\u1ec1 m\u1eb7t ng\u00e0 r\u0103ng. Sau khi qu\u00e1 tr\u00ecnh chu\u1ea9n b\u1ecb h\u00f3a-c\u01a1 h\u1ecdc \u0111\u1ec3 t\u1ea1o h\u00ecnh \u1ed1ng t\u1ee7y \u00a0\u0111\u01b0\u1ee3c ho\u00e0n t\u1ea5t, hi\u1ec7n t\u01b0\u1ee3ng \u0103n m\u00f2n ng\u00e0 r\u0103ng s\u1ebd x\u1ea3y ra khi s\u1eed d\u1ee5ng NaOCl k\u1ebft h\u1ee3p v\u1edbi ethylenediaminetetraacetic acid (EDTA) ho\u1eb7c citric acid (CA).<\/p>\n

      Kh\u1ea3 n\u0103ng h\u00f2a tan m\u00f4 c\u1ee7a dung d\u1ecbch NaOCl c\u00f3 th\u1ec3 t\u0103ng l\u00ean b\u1eb1ng c\u00e1ch t\u0103ng nhi\u1ec7t \u0111\u1ed9 dung d\u1ecbch, k\u00edch ho\u1ea1t si\u00eau \u00e2m v\u00e0 k\u00e9o d\u00e0i th\u1eddi gian l\u00e0m vi\u1ec7c. M\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng ho\u1ea1t t\u00ednh l\u00e0 t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch NaOCl n\u1ed3ng \u0111\u1ed9 th\u1ea5p. Kh\u1ea3 n\u0103ng h\u00f2a tan m\u00f4 c\u1ee7a dung d\u1ecbch NaOCl 1% \u1edf 45\u00b0C \u0111\u01b0\u1ee3c ch\u1ee9ng minh t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi dung d\u1ecbch NaOCl 5,25% \u1edf 20\u00b0C.<\/p>\n

      Ngo\u00e0i ra, \u0111\u1ed9c t\u00ednh c\u1ee7a dung d\u1ecbch NaOCl n\u1ed3ng \u0111\u1ed9 th\u1ea5p \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng th\u1ea5p h\u01a1n so v\u1edbi c\u00e1c dung d\u1ecbch c\u00f3 n\u1ed3ng \u0111\u1ed9 cao \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng. Hi\u1ec7u qu\u1ea3 kh\u00e1ng khu\u1ea9n h\u00f2a tan m\u00f4 c\u1ee7a dung d\u1ecbch NaOCl 5,25% gi\u1ea3m \u0111i khi dung d\u1ecbch b\u1ecb pha lo\u00e3ng.<\/p>\n

      Khi pha lo\u00e3ng dung d\u1ecbch NaOCl v\u1edbi n\u01b0\u1edbc, ph\u1ea3n \u1ee9ng sau x\u1ea3y ra:<\/p>\n

      NaOCl + H2O \u2192 NaOH + HOCl (axit hypochlorous)<\/p>\n

      Axit hypochlorous trong dung d\u1ecbch n\u01b0\u1edbc tan th\u00e0nh anion hypochlorite (OCl-):<\/p>\n

      HOCl \u2194 H + OCl-<\/p>\n

      Axit hypochlorous (HOCl) l\u00e0 m\u1ed9t ch\u1ea5t oxy h\u00f3a m\u1ea1nh h\u01a1n ion hypochlorite (OCl\u2212). Ph\u00e2n li c\u1ee7a HOCl ph\u1ee5 thu\u1ed9c v\u00e0o pH. S\u1ef1 c\u00e2n b\u1eb1ng v\u1ec1 n\u1ed3ng \u0111\u1ed9 gi\u1eefa HOCl v\u00e0 OCl\u2212.<\/p>\n

      HOCl c\u00f3 t\u00e1c d\u1ee5ng kh\u00e1ng khu\u1ea9n. \u1ede pH 10, h\u1ea7u h\u1ebft clo \u1edf d\u1ea1ng OCl\u2212; \u1edf pH 4,5, h\u1ea7u h\u1ebft clo \u1edf d\u1ea1ng HOCl.<\/p>\n

      T\u00ednh kh\u1eed tr\u00f9ng c\u1ee7a dung d\u1ecbch hypochlorite gi\u1ea3m \u0111i khi pH t\u0103ng, trong khi hi\u1ec7u qu\u1ea3 kh\u00e1ng vi khu\u1ea9n t\u0103ng l\u00ean khi pH gi\u1ea3m.<\/p>\n

      S\u1ef1 k\u00edch ho\u1ea1t c\u01a1 h\u1ecdc b\u1eb1ng NaOCl r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 t\u1ea1o ra t\u00e1c d\u1ee5ng ph\u00e2n h\u1ee7y m\u00f4. S\u1ef1 k\u00edch ho\u1ea1t si\u00eau \u00e2m gia t\u0103ng ho\u1ea1t t\u00ednh c\u1ee7a dung d\u1ecbch NaOCl 5% \u1edf v\u00f9ng ch\u00f3p c\u1ee7a c\u00e1c \u1ed1ng t\u1ee7y. Khi NaOCl \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1eb1ng thi\u1ebft b\u1ecb si\u00eau \u00e2m, n\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng sau khi ho\u00e0n th\u00e0nh vi\u1ec7c t\u1ea1o h\u00ecnh \u1ed1ng t\u1ee7y. So v\u1edbi c\u00e1c d\u1ee5ng c\u1ee5 ti\u1ebfp x\u00fac v\u1edbi th\u00e0nh \u1ed1ng t\u1ee7y, m\u1ed9t d\u1ee5ng c\u1ee5 dao \u0111\u1ed9ng t\u1ef1 do c\u00f3 s\u1ebd t\u1ea1o hi\u1ec7u \u1ee9ng si\u00eau \u00e2m t\u1ed1t h\u01a1n \u0111\u1ed1i v\u1edbi dung d\u1ecbch b\u01a1m r\u1eeda.<\/p>\n

      S\u1eed d\u1ee5ng NaOCl \u0111\u1ec3 b\u01a1m r\u1eeda l\u00e0m gi\u1ea3m s\u1ee9c b\u00e1m gi\u1eefa h\u1ec7 th\u1ed1ng d\u00e1n d\u00ednh v\u00e0 th\u00e0nh ng\u00e0 r\u0103ng. NaOCl \u0111\u01b0\u1ee3c cho l\u00e0 lo\u1ea1i b\u1ecf s\u1ee3i collagen t\u1eeb b\u1ec1 m\u1eb7t ng\u00e0 r\u0103ng, do \u0111\u00f3 \u1ee9c ch\u1ebf qu\u00e1 tr\u00ecnh t\u1ea1o th\u00e0nh l\u1edbp li\u00ean k\u1ebft \u2013 y\u00eau c\u1ea7u \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 k\u1ebft n\u1ed1i gi\u1eefa ng\u00e0 r\u0103ng v\u00e0 ch\u1ea5t d\u00e1n d\u00ednh.<\/p>\n

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        T\u01b0\u01a1ng t\u00e1c gi\u1eefa natri hypochloride v\u1edbi c\u00e1c dung d\u1ecbch b\u01a1m r\u1eeda kh\u00e1c<\/h2>\n<\/li>\n<\/ol>\n

        Ph\u1ea3n \u1ee9ng gi\u1eefa NaOCl v\u00e0 clohexidin (CHX) t\u1ea1o ra para-chloroaniline (PCA), l\u00e0 m\u1ed9t ch\u1ea5t g\u00e2y ung th\u01b0. S\u1ea3n ph\u1ea9m ph\u1ea3n \u1ee9ng n\u00e0y ph\u1ee7 l\u00ean b\u1ec1 m\u1eb7t c\u1ee7a \u1ed1ng t\u1ee7y, l\u00e0m t\u1eafc c\u00e1c \u1ed1ng ng\u00e0 v\u00e0 l\u00e0m \u1ea3nh h\u01b0\u1edfng t\u1edbi t\u00ednh k\u00edn kh\u00edt c\u1ee7a \u1ed1ng t\u1ee7y.<\/p>\n

        V\u1edbi m\u1ee5c \u0111\u00edch gi\u1ea3m thi\u1ec3u s\u1ef1 h\u00ecnh th\u00e0nh PCA, \u00a0s\u1eed d\u1ee5ng m\u1ed9t dung d\u1ecbch b\u01a1m r\u1eeda xen gi\u1eefa hai dung d\u1ecbch n\u00e0y trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb \u1ed1ng t\u1ee7y. Trong \u0111\u00f3, CA \u00edt d\u1eabn \u0111\u1ebfn h\u00ecnh th\u00e0nh PCA h\u01a1n so v\u1edbi dung d\u1ecbch mu\u1ed1i sinh l\u00fd ho\u1eb7c EDTA<\/p>\n

        Dung d\u1ecbch EDTA k\u1ebft h\u1ee3p v\u1edbi NaOCl gi\u1eef \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng li\u00ean k\u1ebft v\u1edbi canxi, nh\u01b0ng d\u1eabn t\u1edbi suy gi\u1ea3m \u0111\u1ed9t ng\u1ed9t v\u00e0 nhanh ch\u00f3ng trong l\u01b0\u1ee3ng clo trong NaOCl, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng c\u1ee7a NaOCl h\u00f2a tan m\u00f4.<\/p>\n

          \n
        1. \n

          L\u01b0u \u00fd khi s\u1eed d\u1ee5ng<\/h2>\n<\/li>\n<\/ol>\n

          Nhi\u1ec1u s\u1ef1 c\u1ed1, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1eafn NaOCl v\u00e0o m\u1eaft b\u1ec7nh nh\u00e2n ho\u1eb7c nha s\u0129, l\u00e0m h\u01b0 h\u1ecfng qu\u1ea7n \u00e1o c\u1ee7a b\u1ec7nh nh\u00e2n, r\u00f2 r\u1ec9 NaOCl v\u01b0\u1ee3t qu\u00e1 l\u1ed7 h\u1ed5ng ra ch\u00f3p r\u0103ng, ti\u00eam nh\u1ea7m dung d\u1ecbch b\u01a1m r\u1eeda thay v\u00ec g\u00e2y t\u00ea, ho\u1eb7c ph\u1ea3n \u1ee9ng d\u1ecb \u1ee9ng v\u1edbi dung d\u1ecbch b\u01a1m r\u1eeda \u0111\u1ec1u c\u00f3 th\u1ec3 x\u1ea3y ra trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha.<\/p>\n

          Tuy nhi\u00ean, dung d\u1ecbch NaOCl v\u1edbi gi\u00e1 th\u00e0nh r\u1ebb, d\u1ec5 s\u1eed d\u1ee5ng, c\u00f3 th\u1eddi gian b\u1ea3o qu\u1ea3n l\u00e2u v\u00e0 kh\u1ea3 n\u0103ng h\u00f2a tan m\u00f4 ho\u1ea1i t\u1eed v\u1eabn l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn c\u1ee7a nhi\u1ec1u nh\u00e0 th\u1ef1c h\u00e0nh n\u1ed9i nha l\u00e2m s\u00e0ng.<\/em><\/p>\n

          Ngu\u1ed3n tham kh\u1ea3o:<\/p>\n

            \n
          1. Paque F, Ganahl D, Peters OA. Effects of root canal preparation on apical geometry assessed by microcomputed tomography. J Endod 2009;35:1056-9. <\/span>Crossref<\/span><\/li>\n
          2. Peters OA, Scheonenberger K, Laib A. Effects of four Ni\u2013Ti preparation techniques on root canal geometry assessed by micro-computed tomography. Int Endod J 2001;34:221-30.<\/span><\/li>\n
          3. Basrani B, Haapasalo M. Update on endodontic irrigating solutions-Endodontic topics 2012;27:74-102\u00a0<\/span><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

            Natri hypochloride (NaOCl)\u00a0 l\u00e0 m\u1ed9t trong nh\u1eefng dung d\u1ecbch b\u01a1m r\u1eeda \u0111\u1ea7u tay c\u1ee7a b\u00e1c s\u0129 R\u0103ng H\u00e0m M\u1eb7t l\u00e2m s\u00e0ng trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb t\u1ee7y. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o cho qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha \u0111\u1ea1t k\u1ebft qu\u1ea3 t\u1ed1t, vi\u1ec7c hi\u1ec3u v\u1ec1 c\u01a1 ch\u1ebf c\u0169ng nh\u01b0 c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a NaOCl l\u00e0 v\u00f4 […]<\/p>\n","protected":false},"author":35,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[28,33],"tags":[3],"yoast_head":"\nDung d\u1ecbch b\u01a1m r\u1eeda \u1ed1ng t\u1ee7y: Natri hypochloride (NaOCl) - Vinmec<\/title>\n<meta name=\"description\" content=\"B\u00e0i vi\u1ebft n\u00e0y s\u1ebd cung c\u1ea5p th\u00f4ng tin c\u1ea7n thi\u1ebft v\u1ec1 natri hypochloride - dung d\u1ecbch b\u01a1m r\u1eeda ph\u1ed5 bi\u1ebfn trong \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha.\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dung d\u1ecbch b\u01a1m r\u1eeda \u1ed1ng t\u1ee7y: Natri hypochloride (NaOCl) - 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