{"id":1961,"date":"2026-04-29T12:33:53","date_gmt":"2026-04-29T05:33:53","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/danh-sach-hoa-chat-tuyet-doi-khong-dung-tren-be-mat-inox-304-316\/"},"modified":"2026-04-29T12:33:53","modified_gmt":"2026-04-29T05:33:53","slug":"danh-sach-hoa-chat-tuyet-doi-khong-dung-tren-be-mat-inox-304-316","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/danh-sach-hoa-chat-tuyet-doi-khong-dung-tren-be-mat-inox-304-316\/","title":{"rendered":"Danh s\u00e1ch h\u00f3a ch\u1ea5t tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng tr\u00ean b\u1ec1 m\u1eb7t inox 304\/316"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-vi-sao-inox-van-co-the-bi-pha-huy-boi-mot-so-hoa-c\">V\u00ec sao inox v\u1eabn c\u00f3 th\u1ec3 b\u1ecb ph\u00e1 h\u1ee7y b\u1edfi m\u1ed9t s\u1ed1 h\u00f3a ch\u1ea5t?<\/a><\/li>\n<li><a href=\"#toc-1-danh-sach-hoa-chat-tuyet-doi-khong-dung-tren-be-ma\">Danh s\u00e1ch h\u00f3a ch\u1ea5t tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng tr\u00ean b\u1ec1 m\u1eb7t inox<\/a><\/li>\n<li><a href=\"#toc-2-nhung-hoa-chat-khong-khuyen-nghi-hoac-chi-dung-khi\">Nh\u1eefng h\u00f3a ch\u1ea5t kh\u00f4ng khuy\u1ebfn ngh\u1ecb ho\u1eb7c ch\u1ec9 d\u00f9ng khi c\u00f3 ki\u1ec3m so\u00e1t ch\u1eb7t<\/a><\/li>\n<li><a href=\"#toc-3-dau-hieu-inox-da-bi-hoa-chat-chua-clo-tan-cong\">D\u1ea5u hi\u1ec7u inox \u0111\u00e3 b\u1ecb h\u00f3a ch\u1ea5t ch\u1ee9a clo t\u1ea5n c\u00f4ng<\/a><\/li>\n<li><a href=\"#toc-4-cach-xu-ly-khi-lo-dung-nham-hoac-hoa-chat-bi-do-le\">C\u00e1ch x\u1eed l\u00fd khi l\u1ee1 d\u00f9ng nh\u1ea7m ho\u1eb7c h\u00f3a ch\u1ea5t b\u1ecb \u0111\u1ed5 l\u00ean inox<\/a><\/li>\n<li><a href=\"#toc-5-dung-dich-thay-the-an-toan-va-quy-trinh-ve-sinh-ch\">Dung d\u1ecbch thay th\u1ebf an to\u00e0n v\u00e0 quy tr\u00ecnh v\u1ec7 sinh chu\u1ea9n<\/a><\/li>\n<li><a href=\"#toc-6-lua-chon-mac-inox-va-moi-truong-su-dung\">L\u1ef1a ch\u1ecdn m\u00e1c inox v\u00e0 m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng<\/a><\/li>\n<li><a href=\"#toc-7-cau-hoi-thuong-gap\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<li><a href=\"#toc-8-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-9-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Inox (th\u00e9p kh\u00f4ng g\u1ec9) b\u1ec1n, s\u1ea1ch v\u00e0 d\u1ec5 b\u1ea3o d\u01b0\u1ee1ng khi \u0111\u01b0\u1ee3c v\u1ec7 sinh \u0111\u00fang c\u00e1ch. Tuy nhi\u00ean, ch\u1ec9 c\u1ea7n ti\u1ebfp x\u00fac ng\u1eafn v\u1edbi m\u1ed9t s\u1ed1 h\u00f3a ch\u1ea5t nh\u1ea5t \u0111\u1ecbnh, b\u1ec1 m\u1eb7t inox c\u00f3 th\u1ec3 b\u1ecb r\u1ed7, \u1ed1 v\u00e0ng, th\u1eadm ch\u00ed n\u1ee9t g\u00e3y do \u0103n m\u00f2n \u1ee9ng su\u1ea5t. B\u00e0i vi\u1ebft n\u00e0y t\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 nh\u1eefng h\u00f3a ch\u1ea5t t\u1ea9y r\u1eeda tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng tr\u00ean b\u1ec1 m\u1eb7t inox, gi\u1ea3i th\u00edch c\u01a1 ch\u1ebf h\u01b0 h\u1ea1i, c\u00e1ch x\u1eed l\u00fd khi l\u1ee1 d\u00ednh v\u00e0 g\u1ee3i \u00fd dung d\u1ecbch thay th\u1ebf an to\u00e0n.<\/p>\n<h2 id=\"toc-0-vi-sao-inox-van-co-the-bi-pha-huy-boi-mot-so-hoa-c\">V\u00ec sao inox v\u1eabn c\u00f3 th\u1ec3 b\u1ecb ph\u00e1 h\u1ee7y b\u1edfi m\u1ed9t s\u1ed1 h\u00f3a ch\u1ea5t?<\/h2>\n<p>&#8211; L\u1edbp th\u1ee5 \u0111\u1ed9ng Cr2O3 si\u00eau m\u1ecfng (ch\u1ec9 v\u00e0i nm) b\u1ea3o v\u1ec7 inox. H\u00f3a ch\u1ea5t ch\u1ee9a ion halide (\u0111\u1eb7c bi\u1ec7t l\u00e0 chloride \u2013 Cl\u2212) ho\u1eb7c c\u00e1c axit m\u1ea1nh c\u00f3 th\u1ec3 ph\u00e1 v\u1ee1 l\u1edbp n\u00e0y, g\u00e2y r\u1ed7 (pitting) v\u00e0 \u0103n m\u00f2n k\u1ebd h\u1edf.<br \/>\n&#8211; Nhi\u1ec7t \u0111\u1ed9, n\u1ed3ng \u0111\u1ed9 v\u00e0 th\u1eddi gian ti\u1ebfp x\u00fac c\u00e0ng cao, nguy c\u01a1 c\u00e0ng l\u1edbn. \u0110\u1ed9 \u1ea9m, mu\u1ed1i \u0111\u1ecdng, khe h\u1edf, m\u00e9p h\u00e0n c\u0169ng l\u00e0 \u0111i\u1ec3m y\u1ebfu.<br \/>\n&#8211; 304 k\u00e9m b\u1ec1n clo h\u01a1n 316 (do 316 c\u00f3 Mo t\u0103ng ch\u1ec9 s\u1ed1 PREN), nh\u01b0ng 316\/316L c\u0169ng kh\u00f4ng \u201cmi\u1ec5n d\u1ecbch\u201d trong m\u00f4i tr\u01b0\u1eddng c\u00f3 clo, nh\u1ea5t l\u00e0 khi n\u00f3ng ho\u1eb7c \u0111\u1ecdng dung d\u1ecbch.<\/p>\n<h2 id=\"toc-1-danh-sach-hoa-chat-tuyet-doi-khong-dung-tren-be-ma\">Danh s\u00e1ch h\u00f3a ch\u1ea5t tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng tr\u00ean b\u1ec1 m\u1eb7t inox<\/h2>\n<h3>1) T\u1ea5t c\u1ea3 s\u1ea3n ph\u1ea9m ch\u1ee9a clo\/h\u1ee3p ch\u1ea5t chloride<\/h3>\n<p>Tr\u00e1nh ho\u00e0n to\u00e0n, d\u00f9 pha lo\u00e3ng, v\u00ec chloride ph\u00e1 h\u1ee7y l\u1edbp th\u1ee5 \u0111\u1ed9ng v\u00e0 g\u00e2y r\u1ed7 r\u1ea5t nhanh. Bao g\u1ed3m:<br \/>\n&#8211; Javel\/n\u01b0\u1edbc t\u1ea9y gia d\u1ee5ng: sodium hypochlorite (NaOCl), calcium hypochlorite.<br \/>\n&#8211; Thu\u1ed1c t\u1ea9y m\u1ed1c, di\u1ec7t khu\u1ea9n, kh\u1eed tr\u00f9ng h\u1ed3 b\u01a1i, vi\u00ean\/gel t\u1ea9y b\u1ed3n c\u1ea7u ch\u1ee9a clo; Cloramin B; dichloroisocyanurate.<br \/>\n&#8211; Ch\u1ea5t t\u1ea9y r\u1eeda \u201cc\u00f3 clo ho\u1ea1t t\u00ednh\u201d, \u201cchlorinated\u201d, \u201cbleach-based\u201d.<br \/>\nH\u1eadu qu\u1ea3 th\u01b0\u1eddng g\u1eb7p: \u1ed1 v\u00e0ng, r\u1ed7 ch\u00e2n kim sau v\u00e0i gi\u1edd \u0111\u1ebfn v\u00e0i ng\u00e0y; \u0103n m\u00f2n \u1ee9ng su\u1ea5t (SCC) n\u1ebfu nhi\u1ec7t \u0111\u1ed9 >50\u00b0C ho\u1eb7c c\u00f3 \u1ee9ng su\u1ea5t d\u01b0. (Tham kh\u1ea3o: BSSA; SSINA)<\/p>\n<h3>2) Axit v\u00f4 c\u01a1 m\u1ea1nh v\u00e0 dung d\u1ecbch \u201caxit g\u1ea1ch\/axit t\u1ea9y xi m\u0103ng\u201d<\/h3>\n<p>&#8211; Axit clohydric HCl (muriatic\/brick acid, toilet cleaner ch\u1ee9a HCl).<br \/>\n&#8211; Axit fluorhydric HF v\u00e0 c\u00e1c mu\u1ed1i fluoride: c\u1ef1c k\u1ef3 nguy hi\u1ec3m, h\u00f2a tan l\u1edbp oxit b\u1ea3o v\u1ec7 v\u00e0 g\u00e2y h\u1ee7y ho\u1ea1i nhanh b\u1ec1 m\u1eb7t; tuy\u1ec7t \u0111\u1ed1i c\u1ea5m.<br \/>\n&#8211; Axit sulfuric H2SO4 \u0111\u1eadm \u0111\u1eb7c ho\u1eb7c n\u00f3ng; axit bromhydric HBr.<br \/>\n&#8211; L\u01b0u \u00fd v\u1ec1 axit nitric HNO3: ch\u1ec9 d\u00f9ng cho m\u1ee5c \u0111\u00edch th\u1ee5 \u0111\u1ed9ng h\u00f3a\/t\u1ea9y m\u1ed1i h\u00e0n trong \u0111i\u1ec1u ki\u1ec7n k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t theo ASTM A380\/A967. Kh\u00f4ng d\u00f9ng \u0111\u1ea1i tr\u00e0 nh\u01b0 ch\u1ea5t t\u1ea9y r\u1eeda th\u00f4ng th\u01b0\u1eddng.<br \/>\nH\u1eadu qu\u1ea3: x\u1ec9n m\u00e0u, r\u1ed7, \u0111en b\u1ec1 m\u1eb7t, \u0103n m\u00f2n k\u1ebd h\u1edf v\u00e0 SCC. (Tham kh\u1ea3o: Nickel Institute; ASTM A380\/A967)<\/p>\n<h3>3) Mu\u1ed1i kim lo\u1ea1i \u0103n m\u00f2n v\u00e0 ch\u1ea5t tr\u1ee3 h\u00e0n axit<\/h3>\n<p>&#8211; Ferric chloride (FeCl3), cupric chloride (CuCl2) \u2013 h\u00f3a ch\u1ea5t kh\u1eafc kim lo\u1ea1i.<br \/>\n&#8211; Flux axit ch\u1ee9a zinc chloride, ammonium chloride d\u00f9ng khi h\u00e0n \u1ed1ng\/thi\u1ebfc.<br \/>\n&#8211; Ch\u1ea5t \u201ct\u1ea9y g\u1ec9 nhanh\u201d c\u00f3 g\u1ed1c chloride.<br \/>\nH\u1eadu qu\u1ea3: \u1ed1 n\u00e2u (\u201ctea staining\u201d), r\u1ed7 c\u1ee5c b\u1ed9 v\u00e0 \u1ed1 loang kh\u00f3 ph\u1ee5c h\u1ed3i. (Tham kh\u1ea3o: ASSDA)<\/p>\n<h3>4) H\u1ed7n h\u1ee3p nguy hi\u1ec3m v\u00e0 t\u00ecnh hu\u1ed1ng d\u1ec5 g\u1eb7p<\/h3>\n<p>&#8211; Pha tr\u1ed9n ch\u1ea5t t\u1ea9y toilet (axit) v\u1edbi Javel (clo): gi\u1ea3i ph\u00f3ng kh\u00ed clo \u0111\u1ed9c, \u0111\u1ed3ng th\u1eddi g\u00e2y \u0103n m\u00f2n c\u1ef1c m\u1ea1nh.<br \/>\n&#8211; Dung d\u1ecbch r\u1eeda s\u00e0n\/g\u1ea1ch quanh khu inox c\u00f3 th\u00e0nh ph\u1ea7n HCl\/HF: b\u1eafn t\u00f3e\/s\u01b0\u01a1ng m\u00f9 c\u0169ng \u0111\u1ee7 g\u00e2y r\u1ed7 m\u00e9p d\u01b0\u1edbi ch\u00e2n c\u1ed9t, ch\u00e2n lan can.<br \/>\n&#8211; Ch\u1ea5t t\u1ea9y r\u1eeda c\u00f4ng nghi\u1ec7p \u201cdescaler\u201d\/\u201cbrick &#038; tile cleaner\u201d c\u00f3 ch\u1eef \u201cchloride\u201d, \u201chydrochloric\u201d, \u201cmuriatic\u201d, \u201cfluoride\u201d.<\/p>\n<h2 id=\"toc-2-nhung-hoa-chat-khong-khuyen-nghi-hoac-chi-dung-khi\">Nh\u1eefng h\u00f3a ch\u1ea5t kh\u00f4ng khuy\u1ebfn ngh\u1ecb ho\u1eb7c ch\u1ec9 d\u00f9ng khi c\u00f3 ki\u1ec3m so\u00e1t ch\u1eb7t<\/h2>\n<p>&#8211; Ki\u1ec1m m\u1ea1nh (NaOH) n\u1ed3ng \u0111\u1ed9 cao\/n\u00f3ng: inox nh\u00ecn chung ch\u1ecbu \u0111\u01b0\u1ee3c ki\u1ec1m, nh\u01b0ng ki\u1ec1m \u0111\u1eadm \u0111\u1eb7c, nhi\u1ec7t cao v\u00e0 th\u1eddi gian d\u00e0i c\u00f3 th\u1ec3 l\u00e0m x\u1ec9n b\u1ec1 m\u1eb7t, \u0111\u1eb7c bi\u1ec7t \u1edf m\u1ed1i h\u00e0n\/khe h\u1edf. D\u00f9ng cho CIP ph\u1ea3i theo khuy\u1ebfn c\u00e1o nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb\/v\u1eadt li\u1ec7u.<br \/>\n&#8211; Hydrogen peroxide n\u1ed3ng \u0111\u1ed9 cao v\u00e0 c\u00e1c ch\u1ea5t oxy h\u00f3a m\u1ea1nh kh\u00e1c: c\u00f3 th\u1ec3 g\u00e2y \u0103n m\u00f2n c\u1ee5c b\u1ed9 khi c\u00f3 t\u1ea1p chloride.<br \/>\nNguy\u00ean t\u1eafc: n\u1ebfu kh\u00f4ng ch\u1eafc c\u00f4ng th\u1ee9c v\u00e0 gi\u1edbi h\u1ea1n v\u1eadt li\u1ec7u, \u0111\u1eebng d\u00f9ng.<\/p>\n<h2 id=\"toc-3-dau-hieu-inox-da-bi-hoa-chat-chua-clo-tan-cong\">D\u1ea5u hi\u1ec7u inox \u0111\u00e3 b\u1ecb h\u00f3a ch\u1ea5t ch\u1ee9a clo t\u1ea5n c\u00f4ng<\/h2>\n<p>&#8211; \u1ed0 v\u00e0ng\/n\u00e2u d\u1ea1ng \u201ctr\u00e0\u201d d\u1ecdc theo v\u1ebft ch\u1ea3y, m\u00e9p g\u1edd, m\u1ed1i h\u00e0n.<br \/>\n&#8211; L\u1ed7 r\u1ed7 li ti, s\u1ea7n m\u1eb7t, kh\u00f3 lau s\u1ea1ch; sau khi lau kh\u00f4 v\u1eabn th\u1ea5y v\u1ebft x\u00e1m\/n\u00e2u.<br \/>\n&#8211; \u1ede b\u1ed3n\/ch\u1eadu: b\u1ec1 m\u1eb7t nh\u00e1m, c\u00f3 \u0111i\u1ec3m \u0111en nh\u1ecf nh\u01b0 \u0111\u1ea7u kim sau khi ng\u00e2m t\u1ea9y.<br \/>\nPh\u00e1t hi\u1ec7n s\u1edbm v\u00e0 r\u1eeda x\u1ea3 ngay gi\u00fap h\u1ea1n ch\u1ebf h\u01b0 h\u1ea1i lan r\u1ed9ng. (Tham kh\u1ea3o: BSSA)<\/p>\n<h2 id=\"toc-4-cach-xu-ly-khi-lo-dung-nham-hoac-hoa-chat-bi-do-le\">C\u00e1ch x\u1eed l\u00fd khi l\u1ee1 d\u00f9ng nh\u1ea7m ho\u1eb7c h\u00f3a ch\u1ea5t b\u1ecb \u0111\u1ed5 l\u00ean inox<\/h2>\n<p>&#8211; B\u01b0\u1edbc 1 \u2013 An to\u00e0n tr\u01b0\u1edbc: kh\u00f4ng pha tr\u1ed9n th\u00eam b\u1ea5t c\u1ee9 h\u00f3a ch\u1ea5t n\u00e0o. Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng tr\u1ed9n Javel v\u1edbi ch\u1ea5t t\u1ea9y toilet\/axit.<br \/>\n&#8211; B\u01b0\u1edbc 2 \u2013 X\u1ea3 n\u01b0\u1edbc l\u1edbn: r\u1eeda tr\u00f4i ngay l\u1eadp t\u1ee9c b\u1eb1ng th\u1eadt nhi\u1ec1u n\u01b0\u1edbc s\u1ea1ch 5\u201315 ph\u00fat.<br \/>\n&#8211; B\u01b0\u1edbc 3 \u2013 Trung h\u00f2a c\u00f3 ki\u1ec3m so\u00e1t:<br \/>\n  + V\u1edbi ch\u1ea5t t\u1ea9y ch\u1ee9a clo (Javel): sau khi x\u1ea3 n\u01b0\u1edbc, c\u00f3 th\u1ec3 lau b\u1eb1ng dung d\u1ecbch sodium thiosulfate 1\u20132% \u0111\u1ec3 kh\u1eed clo c\u00f2n s\u00f3t, r\u1ed3i r\u1eeda l\u1ea1i n\u01b0\u1edbc s\u1ea1ch.<br \/>\n  + V\u1edbi axit (kh\u00f4ng ph\u1ea3i HF): sau khi x\u1ea3 n\u01b0\u1edbc, lau b\u1eb1ng dung d\u1ecbch x\u00e0 ph\u00f2ng trung t\u00ednh\/NaHCO3 lo\u00e3ng, r\u1ed3i r\u1eeda s\u1ea1ch.<br \/>\n  + V\u1edbi HF: d\u1eebng m\u1ecdi thao t\u00e1c, tu\u00e2n th\u1ee7 quy tr\u00ecnh an to\u00e0n h\u00f3a ch\u1ea5t; g\u1ecdi \u0111\u01a1n v\u1ecb chuy\u00ean nghi\u1ec7p.<br \/>\n&#8211; B\u01b0\u1edbc 4 \u2013 L\u00e0m kh\u00f4 ho\u00e0n to\u00e0n: lau kh\u00f4 b\u1eb1ng kh\u0103n m\u1ec1m\/microfiber \u0111\u1ec3 tr\u00e1nh \u0111\u1ecdng mu\u1ed1i.<br \/>\n&#8211; B\u01b0\u1edbc 5 \u2013 \u0110\u00e1nh gi\u00e1 h\u01b0 h\u1ea1i: n\u1ebfu c\u00f2n v\u1ebft r\u1ed7\/\u1ed1, c\u1ea7n x\u1eed l\u00fd c\u01a1 h\u1ecdc nh\u1eb9 (pad kh\u00f4ng g\u1ec9, h\u1ea1t m\u1ecbn) v\u00e0\/passivation b\u1eb1ng dung d\u1ecbch citric theo ti\u00eau chu\u1ea9n ASTM A380\/A967 ho\u1eb7c li\u00ean h\u1ec7 \u0111\u01a1n v\u1ecb chuy\u00ean nghi\u1ec7p.<\/p>\n<h2 id=\"toc-5-dung-dich-thay-the-an-toan-va-quy-trinh-ve-sinh-ch\">Dung d\u1ecbch thay th\u1ebf an to\u00e0n v\u00e0 quy tr\u00ecnh v\u1ec7 sinh chu\u1ea9n<\/h2>\n<p>&#8211; Dung d\u1ecbch an to\u00e0n khuy\u1ebfn ngh\u1ecb:<br \/>\n  + N\u01b0\u1edbc \u1ea5m + x\u00e0 ph\u00f2ng trung t\u00ednh (pH ~6\u20138), kh\u00f4ng ch\u1ee9a chloride.<br \/>\n  + C\u1ed3n isopropyl\/ethanol 70\u201390% \u0111\u1ec3 t\u1ea9y d\u1ea5u v\u00e2n tay\/d\u1ea7u m\u1ee1 nh\u1eb9; lau kh\u00f4 sau khi d\u00f9ng.<br \/>\n  + Axit h\u1eefu c\u01a1 nh\u1eb9 \u0111\u1ec3 t\u1ea9y c\u1eb7n kho\u00e1ng: dung d\u1ecbch citric 3\u201310% ho\u1eb7c gi\u1ea5m \u0103n pha lo\u00e3ng; kh\u00f4ng \u0111\u1ec3 l\u01b0u l\u1ea1i l\u00e2u, r\u1eeda n\u01b0\u1edbc s\u1ea1ch v\u00e0 lau kh\u00f4 ngay.<br \/>\n  + Ch\u1ea5t t\u1ea9y r\u1eeda chuy\u00ean d\u1ee5ng cho inox c\u00f3 ghi r\u00f5 \u201cchloride-free\u201d, \u201cno bleach\u201d, \u201csafe for stainless steel\u201d.<br \/>\n&#8211; Quy tr\u00ecnh chu\u1ea9n 4 b\u01b0\u1edbc:<br \/>\n  1) L\u00e0m \u01b0\u1edbt b\u1ec1 m\u1eb7t, lo\u1ea1i b\u1ecf b\u1ee5i b\u1ea9n th\u00f4 b\u1eb1ng kh\u0103n m\u1ec1m.<br \/>\n  2) Thoa ch\u1ea5t t\u1ea9y trung t\u00ednh\/citric lo\u00e3ng; ch\u00e0 theo th\u1edb x\u01b0\u1edbc (#240\u2013#320 n\u1ebfu l\u00e0 inox hairline); tr\u00e1nh ch\u00e0 xo\u00e1y tr\u00f2n m\u1ea1nh.<br \/>\n  3) X\u1ea3 n\u01b0\u1edbc s\u1ea1ch th\u1eadt k\u1ef9; lau kh\u00f4 ho\u00e0n to\u00e0n \u0111\u1ec3 ng\u0103n mu\u1ed1i \u0111\u1ecdng.<br \/>\n  4) T\u00f9y \u1ee9ng d\u1ee5ng, c\u00f3 th\u1ec3 ph\u1ee7 l\u1edbp b\u1ea3o v\u1ec7 m\u1ecfng (silicone oil\/cleaner\u2013polish d\u00e0nh cho inox) \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng b\u00e1m b\u1ea9n.<\/p>\n<h2 id=\"toc-6-lua-chon-mac-inox-va-moi-truong-su-dung\">L\u1ef1a ch\u1ecdn m\u00e1c inox v\u00e0 m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng<\/h2>\n<p>&#8211; Khu v\u1ef1c \u1ea9m, g\u1ea7n bi\u1ec3n, h\u1ed3 b\u01a1i, m\u00f4i tr\u01b0\u1eddng c\u00f3 chloride: \u01b0u ti\u00ean 316\/316L thay cho 304; tr\u00e1nh \u0111\u1ecdng n\u01b0\u1edbc\/n\u01b0\u1edbc m\u1eb7n.<br \/>\n&#8211; V\u1edbi h\u00f3a ch\u1ea5t t\u1ea9y r\u1eeda th\u01b0\u1eddng xuy\u00ean: ki\u1ec3m tra SDS s\u1ea3n ph\u1ea9m, ch\u1ec9 ch\u1ecdn lo\u1ea1i kh\u00f4ng ch\u1ee9a chloride\/halide; th\u1eed tr\u00ean khu v\u1ef1c khu\u1ea5t tr\u01b0\u1edbc khi d\u00f9ng r\u1ed9ng.<br \/>\n&#8211; \u1ee8ng d\u1ee5ng c\u00f4ng nghi\u1ec7p (CIP): tu\u00e2n th\u1ee7 h\u01b0\u1edbng d\u1eabn v\u1eadt li\u1ec7u c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb v\u00e0 ti\u00eau chu\u1ea9n li\u00ean quan; kh\u00f4ng t\u1ef1 \u00fd d\u00f9ng HCl ho\u1eb7c h\u00f3a ch\u1ea5t ch\u1ee9a chloride tr\u00ean inox. (Tham kh\u1ea3o: Nickel Institute; ASSDA)<\/p>\n<h2 id=\"toc-7-cau-hoi-thuong-gap\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<p>&#8211; C\u00f3 d\u00f9ng gi\u1ea5m \u0111\u1ec3 t\u1ea9y c\u1eb7n \u0111\u00e1 v\u00f4i tr\u00ean inox \u0111\u01b0\u1ee3c kh\u00f4ng?<br \/>\n  C\u00f3, nh\u01b0ng ph\u1ea3i pha lo\u00e3ng, th\u1eddi gian ti\u1ebfp x\u00fac ng\u1eafn, sau \u0111\u00f3 r\u1eeda n\u01b0\u1edbc s\u1ea1ch v\u00e0 lau kh\u00f4 ngay.<br \/>\n&#8211; C\u1ed3n 70% c\u00f3 an to\u00e0n cho inox?<br \/>\n  C\u00f3, \u0111\u1ec3 lau d\u1ea7u m\u1ee1\/d\u1ea5u tay; tr\u00e1nh \u0111\u1ec3 bay h\u01a1i t\u1ef1 nhi\u00ean t\u1ea1o v\u1ec7t, n\u00ean lau kh\u00f4.<br \/>\n&#8211; Javel pha lo\u00e3ng th\u1eadt nhi\u1ec1u c\u00f3 d\u00f9ng \u0111\u01b0\u1ee3c kh\u00f4ng?<br \/>\n  Kh\u00f4ng khuy\u1ebfn ngh\u1ecb. Nhi\u1ec1u t\u1ed5 ch\u1ee9c k\u1ef9 thu\u1eadt kh\u1eb3ng \u0111\u1ecbnh chloride trong Javel c\u00f3 th\u1ec3 g\u00e2y r\u1ed7\/s\u1eabm m\u00e0u, nh\u1ea5t l\u00e0 khi \u0111\u1ec3 \u0111\u1ecdng ho\u1eb7c tr\u00ean b\u1ec1 m\u1eb7t \u1ea5m. Lu\u00f4n ch\u1ecdn ch\u1ea5t kh\u1eed tr\u00f9ng kh\u00f4ng ch\u1ee9a chloride n\u1ebfu c\u1ea7n. (Tham kh\u1ea3o: SSINA; BSSA)<\/p>\n<h2 id=\"toc-8-nguon-tham-khao\">Ngu\u1ed3n tham kh\u1ea3o<\/h2>\n<p>&#8211; British Stainless Steel Association (BSSA) \u2013 Cleaning Stainless Steel: https:\/\/bssa.org.uk\/topics-archive\/cleaning-stainless-steel\/<br \/>\n&#8211; SSINA \u2013 Care and Cleaning of Stainless Steel: https:\/\/www.ssina.com\/education\/care-of-stainless-steel\/<br \/>\n&#8211; Nickel Institute \u2013 Stainless Steels in Water and Aqueous Environments; Care and Maintenance: https:\/\/nickelinstitute.org\/technical-library\/<br \/>\n&#8211; ASSDA \u2013 Cleaning and Maintenance of Stainless Steel; Hydrochloric Acid on Stainless Steel: https:\/\/www.assda.asn.au\/technical-info\/cleaning-and-maintenance-of-stainless-steel<br \/>\n&#8211; ASTM A380\/A967 \u2013 Cleaning, Descaling, and Passivation of Stainless Steel Parts<\/p>\n<h2 id=\"toc-9-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>&#8211; Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng tr\u00ean inox: m\u1ecdi ch\u1ea5t t\u1ea9y ch\u1ee9a clo\/chloride (Javel, vi\u00ean\/gel t\u1ea9y b\u1ed3n c\u1ea7u, thu\u1ed1c t\u1ea9y m\u1ed1c, h\u00f3a ch\u1ea5t h\u1ed3 b\u01a1i), axit HCl\/HF v\u00e0 c\u00e1c ch\u1ea5t kh\u1eafc\/flux chloride.<br \/>\n&#8211; H\u1eadu qu\u1ea3: r\u1ed7, \u1ed1 n\u00e2u, x\u1ec9n m\u00e0u v\u00e0 nguy c\u01a1 n\u1ee9t \u1ee9ng su\u1ea5t, gi\u1ea3m tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb.<br \/>\n&#8211; Gi\u1ea3i ph\u00e1p: d\u00f9ng ch\u1ea5t t\u1ea9y trung t\u00ednh ho\u1eb7c citric lo\u00e3ng, r\u1eeda s\u1ea1ch \u2013 lau kh\u00f4 ngay; thi\u1ebft k\u1ebf v\u00e0 ch\u1ecdn m\u00e1c inox ph\u00f9 h\u1ee3p m\u00f4i tr\u01b0\u1eddng; x\u1eed l\u00fd s\u1ef1 c\u1ed1 k\u1ecbp th\u1eddi \u0111\u1ec3 h\u1ea1n ch\u1ebf h\u01b0 h\u1ea1i.<br \/>\nC\u1ea7n t\u01b0 v\u1ea5n h\u00f3a ch\u1ea5t v\u00e0 quy tr\u00ecnh v\u1ec7 sinh ph\u00f9 h\u1ee3p cho x\u01b0\u1edfng, nh\u00e0 m\u00e1y hay c\u00f4ng tr\u00ecnh? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb ch\u00ednh x\u00e1c theo v\u1eadt li\u1ec7u\/m\u00f4i tr\u01b0\u1eddng v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t. Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tr\u00e1nh Javel, HCl, HF, ch\u1ea5t t\u1ea9y toilet\/m\u1ed1c ch\u1ee9a clo g\u00e2y r\u1ed7 v\u00e0 n\u1ee9t SCC tr\u00ean inox. B\u00e0i vi\u1ebft n\u00eau c\u01a1 ch\u1ebf, c\u00e1ch x\u1eed l\u00fd khi l\u1ee1 d\u00ednh v\u00e0 dung d\u1ecbch thay th\u1ebf an to\u00e0n.<\/p>\n","protected":false},"author":7,"featured_media":1050,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1961","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/comments?post=1961"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1961\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1050"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1961"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}