{"id":4462,"date":"2021-07-11T10:37:35","date_gmt":"2021-07-11T10:37:35","guid":{"rendered":"http:\/\/trangdoan.vn\/kythuatkimhoan\/?p=4462"},"modified":"2023-10-20T03:14:10","modified_gmt":"2023-10-20T03:14:10","slug":"gia-cong-be-mat-trong-kim-hoan-phan-1","status":"publish","type":"post","link":"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/","title":{"rendered":"GIA C\u00d4NG B\u1ec0 M\u1eb6T TRONG KIM HO\u00c0N &#8211; PH\u1ea6N 1"},"content":{"rendered":"<p style=\"text-align: justify;\">Sau khi nghi\u00ean c\u1ee9u c\u00e1c k\u1ef9 thu\u1eadt c\u01a1 b\u1ea3n trong ng\u00e0nh kim ho\u00e0n, b\u1ea1n c\u1ea7n bi\u1ebft c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed b\u1ec1 m\u1eb7t. M\u1ed9t s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u00f2i h\u1ecfi chu\u1ea9n b\u1ecb tr\u01b0\u1edbc c\u00e1c h\u1ee3p kim \u0111\u1ec3 c\u00f3 m\u00e0u s\u1eafc mong mu\u1ed1n ho\u1eb7c c\u00e1c v\u00e2n b\u1ec1 m\u1eb7t. S\u1ea3n ph\u1ea9m kim ho\u00e0n s\u1ebd t\u0103ng gi\u00e1 tr\u1ecb m\u1ed9t c\u00e1ch \u0111\u00e1ng k\u1ec3 khi \u0111\u01b0\u1ee3c gia c\u00f4ng b\u1ec1 m\u1eb7t h\u1ee3p l\u00fd.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-4462 gallery-columns-3 gallery-size-full'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-1\/'><img loading=\"lazy\" decoding=\"async\" width=\"554\" height=\"534\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-1.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-1.jpg 554w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-1-300x289.jpg 300w\" sizes=\"auto, (max-width: 554px) 100vw, 554px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-2\/'><img loading=\"lazy\" decoding=\"async\" width=\"269\" height=\"262\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-2.jpg\" class=\"attachment-full size-full\" alt=\"\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-3\/'><img loading=\"lazy\" decoding=\"async\" width=\"269\" height=\"245\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-3.jpg\" class=\"attachment-full size-full\" alt=\"\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a2ab85aed314\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a2ab85aed314\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/#CHAM_KHAC_BANG_AN_MON_ACID\" >CH\u1ea0M KH\u1eaeC B\u1eb0NG \u0102N M\u00d2N ACID<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/#Chuan_bi_be_mat_kim_loai\" >Chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t kim lo\u1ea1i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/#Chuyen_hinh_ve_len_be_mat\" >Chuy\u1ec3n h\u00ecnh v\u1ebd l\u00ean b\u1ec1 m\u1eb7t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/#Cac_chat_chong_an_mon\" >C\u00e1c ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/#Cac_loai_acid\" >C\u00e1c lo\u1ea1i acid<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/#Quy_trinh_cham_khac\" >Quy tr\u00ecnh ch\u1ea1m kh\u1eafc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/#Phuong_phap\" >Ph\u01b0\u01a1ng ph\u00e1p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/#Bien_phap_an_toan\" >Bi\u1ec7n ph\u00e1p an to\u00e0n<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"CHAM_KHAC_BANG_AN_MON_ACID\"><\/span>CH\u1ea0M KH\u1eaeC B\u1eb0NG \u0102N M\u00d2N ACID<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p style=\"text-align: justify;\">Ch\u1ea1m kh\u1eafc b\u1eb1ng \u0103n m\u00f2n acid \u0111\u01b0\u1ee3c d\u00f9ng nhi\u1ec1u trong ch\u1ebf t\u00e1c, v\u00ed d\u1ee5 trong quy tr\u00ecnh x\u1eed l\u00fd men, nh\u1ef1a, v\u00e0 c\u1ea9n \u0111\u00e1 qu\u00fd. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o c\u00e1c h\u00ecnh ph\u1ee9c t\u1ea1p ho\u1eb7c c\u00e1c v\u00e2n tr\u00ean b\u1ec1 m\u1eb7t. Ch\u1ea1m kh\u1eafc b\u1eb1ng acid cho ph\u00e9p h\u00ecnh \u1ea3nh v\u1ebd tr\u00ean gi\u1ea5y \u0111\u01b0\u1ee3c chuy\u1ec3n l\u00ean b\u1ec1 m\u1eb7t kim lo\u1ea1i m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng v\u00e0 ch\u00ednh x\u00e1c.<\/p>\n<p style=\"text-align: justify;\">Nguy\u00ean l\u00fd c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y r\u1ea5t \u0111\u01a1n gi\u1ea3n. C\u00e1c acid h\u00f2a tan kim lo\u1ea1i \u0111\u01b0\u1ee3c dung v\u1edbi c\u00e1c ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n, sao cho acid kh\u00f4ng h\u00f2a tan kim lo\u1ea1i \u1edf c\u00e1c v\u1ecb tr\u00ed c\u00f3 ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n. S\u1ef1 ph\u1ed1i h\u1ee3p hai ch\u1ea5t n\u00e0y s\u1ebd t\u1ea1o ra c\u00e1c h\u00ecnh v\u1ebd tr\u00ean b\u1ec1 m\u1eb7t kim lo\u1ea1i.<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Chuan_bi_be_mat_kim_loai\"><\/span>Chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t kim lo\u1ea1i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">Tr\u01b0\u1edbc h\u1ebft b\u1ea1n h\u00e3y gi\u0169a v\u00e0 ch\u00e0 b\u00f3ng b\u1ec1 m\u1eb7t b\u1eb1ng b\u1ed9t m\u00e0i ho\u1eb7c s\u1ee3i th\u1ee7y tinh, sau \u0111\u00f3 l\u00e0m s\u1ea1ch v\u00e0 \u0111\u1ec3 kh\u00f4. Tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n, b\u1ec1 m\u1eb7t ph\u1ea3i ho\u00e0n to\u00e0n kh\u00f4 \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m \u0111\u1ed9 k\u1ebft d\u00ednh.<\/p>\n<div id=\"attachment_4466\" style=\"width: 359px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4466\" class=\"wp-image-4466 size-full\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C%C3%94NG-B%E1%BB%80-M%E1%BA%B6T-TRONG-KIM-HO%C3%80N-PH%E1%BA%A6N-1-4.jpg\" alt=\"\" width=\"349\" height=\"245\" \/><p id=\"caption-attachment-4466\" class=\"wp-caption-text\">S\u1ea3n ph\u1ea9m v\u1edbi b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c ch\u1ea1m kh\u1eafc b\u1eb1ng acid<\/p><\/div>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Chuyen_hinh_ve_len_be_mat\"><\/span>Chuy\u1ec3n h\u00ecnh v\u1ebd l\u00ean b\u1ec1 m\u1eb7t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">C\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p chuy\u1ec3n h\u00ecnh v\u1ebd l\u00ean b\u1ec1 m\u1eb7t kim lo\u1ea1i, b\u1ea1n c\u1ea7n ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i h\u00ecnh v\u1ebd. Ph\u01b0\u01a1ng ph\u00e1p th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 chuy\u1ec3n h\u00ecnh v\u1ebd chi ti\u1ebft l\u00e0 d\u00f9ng s\u01a1n tr\u1eafng, s\u01a1n l\u00ean to\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t, sau \u0111\u00f3 \u0111\u1eb7t t\u1edd gi\u1ea5y carbon l\u00ean tr\u00ean m\u1eb7t s\u01a1n v\u00e0 \u0111\u1ed3 b\u1ea3n v\u1ebd tr\u00ean m\u1eb7t gi\u1ea5y. B\u1ea1n h\u00e3y d\u00f9ng thanh th\u00e9p nh\u1ecdn v\u1ea1ch l\u1ea1i theo c\u00e1c \u0111\u01b0\u1eddng n\u00e9t c\u1ee7a b\u1ea3n v\u1ebd \u0111\u1ec3 lo\u1ea1i b\u1ecf ph\u1ea7n s\u01a1n tr\u1eafng tr\u00ean c\u00e1c \u0111\u01b0\u1eddng n\u00e9t \u0111\u00f3.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-2 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 50%;\n\t\t\t}\n\t\t\t#gallery-2 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-2' class='gallery galleryid-4462 gallery-columns-2 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-7\/'><img loading=\"lazy\" decoding=\"async\" width=\"241\" height=\"300\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-7-241x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-2-4470\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-7-241x300.jpg 241w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-7.jpg 359w\" sizes=\"auto, (max-width: 241px) 100vw, 241px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-4470'>\n\t\t\t\tTr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh ch\u1ea1m kh\u1eafc, b\u1ec1 m\u1eb7t kim lo\u1ea1i ph\u1ea3i kh\u00f4ng c\u00f3 d\u1ea7u m\u1ee1. B\u1ea1n ch\u1ec9 n\u00ean c\u1ea7m mi\u1ebfng kim lo\u1ea1i \u1edf c\u00e1c c\u1ea1nh, do m\u1ed3 h\u00f4i tay c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 k\u1ebft d\u00ednh c\u1ee7a ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n.\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-9\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"165\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-9-300x165.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-2-4471\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-9-300x165.jpg 300w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-9.jpg 475w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-4471'>\n\t\t\t\t\u0110\u1ed1i v\u1edbi c\u00e1c \u0111\u01b0\u1eddng n\u00e9t m\u1ea3nh, b\u1ea1n n\u00ean d\u00f9ng thanh th\u00e9p v\u1edbi m\u0169i nh\u1ecdn th\u00edch h\u1ee3p \u0111\u1ec3 v\u1ea1ch. V\u00f9ng kh\u00f4ng ch\u1ee9a s\u00e1p s\u1ebd \u0111\u01b0\u1ee3c \u0103n m\u00f2n b\u1eb1ng aicd\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Cac_chat_chong_an_mon\"><\/span>C\u00e1c ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">B\u1ea1n h\u00e3y ch\u1ecdn ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n d\u1ef1a tr\u00ean kh\u1ea3 n\u0103ng c\u1ee7a ch\u1ea5t \u0111\u00f3 t\u00f9y theo y\u00eau c\u1ea7u c\u1ee5 th\u1ec3. Keo, s\u00e1p, b\u0103ng d\u00ednh,.. l\u00e0 c\u00e1c ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n th\u01b0\u1eddng d\u00f9ng.<\/p>\n<p style=\"text-align: justify;\">S\u00e1p ong n\u00f3ng v\u00e0 nh\u1ef1a c\u00e1nh ki\u1ebfn \u0111\u1ecf l\u00e0 c\u00e1c ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n r\u1ea5t t\u1ed1t, nh\u01b0ng nh\u1ef1a c\u00e1nh ki\u1ebfn \u0111\u1ecf h\u01a1i \u0111\u1eaft ti\u1ec1n. \u0110\u1ed1i v\u1edbi h\u00ecnh v\u1ebd ph\u1ee9c t\u1ea1p ho\u1eb7c chi ti\u1ebft nh\u1ecf, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng verni \u0111en, lo\u1ea1i verni n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u00e1n \u1edf c\u1eeda h\u00e0ng v\u1eadt t\u01b0 ngh\u1ec7 thu\u1eadt. Verni c\u00f3 t\u00ednh ch\u1ea3y lo\u00e3ng cao, d\u1ec5 ch\u1ea3y v\u00e0o c\u00e1c \u0111\u01b0\u1eddng cong \u0111\u01b0\u1ee3c v\u1ea1ch s\u1eb5n tr\u00ean l\u1edbp s\u01a1n, do \u0111\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng cho c\u00e1c h\u00ecnh v\u1ebd ph\u1ee9c t\u1ea1p. \u0110\u1ec3 lo\u1ea1i b\u1ecf s\u00e1p tr\u00ean b\u1ec1 m\u1eb7t, b\u1ea1n ch\u1ec9 c\u1ea7n \u0111\u01b0a kim lo\u1ea1i v\u00e0o n\u01b0\u1edbc s\u00f4i, r\u1eeda l\u1ea1i b\u1eb1ng n\u01b0\u1edbc x\u00e0 b\u00f4ng.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-3 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-3 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-3 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-3 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-3' class='gallery galleryid-4462 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-5\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"218\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-5-300x218.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-3-4467\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-5-300x218.jpg 300w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-5.jpg 321w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-3-4467'>\n\t\t\t\tS\u00e1p n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c qu\u00e9t l\u00ean b\u1ec1 m\u1eb7t kim lo\u1ea1i b\u1eb1ng c\u1ecd s\u01a1n.\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-6\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"223\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-6-300x223.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-3-4468\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-6-300x223.jpg 300w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-6.jpg 327w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-3-4468'>\n\t\t\t\tKhi s\u1eed d\u1ee5ng ch\u00e9n s\u00e1p n\u00f3ng ch\u1ea3y, b\u1ea1n n\u00ean nung n\u00f3ng nh\u1eb9 kim lo\u1ea1i tr\u01b0\u1edbc khi nh\u00fang v\u00e0o s\u00e1p sao cho l\u1edbp s\u00e1p kh\u00f4ng qu\u00e1 d\u00e0y.\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-8\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"216\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-8-300x216.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-3-4469\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-8-300x216.jpg 300w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-8.jpg 349w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-3-4469'>\n\t\t\t\tB\u1ec1 m\u1eb7t sau khi tr\u00e1ng s\u00e1p c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ec3 ngu\u1ed9i.\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Cac_loai_acid\"><\/span>C\u00e1c lo\u1ea1i acid<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">C\u00e1c acid th\u01b0\u1eddng d\u00f9ng l\u00e0 HCI, HNO<sub>3<\/sub>, H<sub>2<\/sub>SO<sub>4<\/sub>, \u01b0u \u0111i\u1ec3m chung c\u1ee7a ch\u00fang l\u00e0 c\u00f3 th\u1ec3 pha lo\u00e3ng b\u1eb1ng n\u01b0\u1edbc.<\/p>\n<p style=\"text-align: justify;\"><strong>Th\u00e0nh ph\u1ea7n dung d\u1ecbch \u0103n m\u00f2n<\/strong><\/p>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: center;\" width=\"150\">Kim lo\u1ea1i<\/td>\n<td style=\"text-align: center;\" width=\"150\">HCI<\/td>\n<td style=\"text-align: center;\" width=\"150\">HNO<sub>3<\/sub><\/td>\n<td style=\"text-align: center;\" width=\"150\">N\u01b0\u1edbc c\u1ea5t<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"150\">V\u00e0ng<\/td>\n<td style=\"text-align: center;\" width=\"150\">1<\/td>\n<td style=\"text-align: center;\" width=\"150\">3<\/td>\n<td style=\"text-align: center;\" width=\"150\">40<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"150\">B\u1ea1c<\/td>\n<td style=\"text-align: center;\" width=\"150\">1<\/td>\n<td style=\"text-align: center;\" width=\"150\"><\/td>\n<td style=\"text-align: center;\" width=\"150\">3 \u2013 4<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"150\">\u0110\u1ed3ng<\/td>\n<td style=\"text-align: center;\" width=\"150\">1<\/td>\n<td style=\"text-align: center;\" width=\"150\"><\/td>\n<td style=\"text-align: center;\" width=\"150\">1 \u2013 2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\">Dung d\u1ecbch g\u1ed3m m\u1ed9t ph\u1ea7n acid ni-tric v\u00e0 ba ph\u1ea7n aicd cholohydric \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 dung d\u1ecbch <em>c\u01b0\u1eddng toan<\/em>. B\u1ea1n c\u1ea7n nh\u1edb, ch\u1ec9 \u0111\u1ed5 acid v\u00e0o n\u01b0\u1edbc v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p th\u1ef1c hi\u1ec7n ng\u01b0\u1ee3c l\u1ea1i. Do acid n\u1eb7ng h\u01a1n n\u01b0\u1edbc, b\u1ea1n c\u1ea7n l\u1eafc nh\u1eb9 dung d\u1ecbch tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\n<div id=\"attachment_4472\" style=\"width: 466px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4472\" class=\"wp-image-4472 size-full\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C%C3%94NG-B%E1%BB%80-M%E1%BA%B6T-TRONG-KIM-HO%C3%80N-PH%E1%BA%A6N-1-11.jpg\" alt=\"\" width=\"456\" height=\"346\" \/><p id=\"caption-attachment-4472\" class=\"wp-caption-text\">Mi\u1ebfng b\u1ea1c \u0111\u01b0\u1ee3c ch\u1ea1m kh\u1eafc b\u1eb1ng acid n\u1ed3ng \u0111\u1ed9 cao.<\/p><\/div>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Quy_trinh_cham_khac\"><\/span>Quy tr\u00ecnh ch\u1ea1m kh\u1eafc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-4 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-4 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 50%;\n\t\t\t}\n\t\t\t#gallery-4 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-4 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-4' class='gallery galleryid-4462 gallery-columns-2 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-12\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"231\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-12-300x231.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-4-4476\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-12-300x231.jpg 300w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-12.jpg 462w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-4-4476'>\n\t\t\t\tKim lo\u1ea1i \u0111\u01b0\u1ee3c nung n\u00f3ng nh\u1eb9 v\u00e0 \u0111\u01b0\u1ee3c phun ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n kim lo\u1ea1i tr\u00ean b\u1ec1 m\u1eb7t, sau \u0111\u00f3 l\u00e0m ngu\u1ed9i v\u00e0 ch\u1ea1m kh\u1eafc trong aicd\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-14\/'><img loading=\"lazy\" decoding=\"async\" width=\"195\" height=\"255\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-14.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-4-4477\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-4-4477'>\n\t\t\t\tS\u1ea3n ph\u1ea9m k\u1ebft qu\u1ea3\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<p style=\"text-align: justify;\">N\u1ed3ng \u0111\u1ed9 acid, th\u1eddi gian, v\u00e0 nhi\u1ec7t \u0111\u1ed9 l\u00e0 ba y\u1ebfu t\u1ed1 c\u00f3 t\u00ednh quy\u1ebft \u0111\u1ecbnh \u0111\u1ed1i v\u1edbi s\u1ef1 ch\u1ea1m kh\u1eafc. B\u1ea1n h\u00e3y d\u00f9ng acid kh\u00f4ng ch\u1ee9a h\u1ee3p ch\u1ea5t. B\u1ea1n h\u00e3y dung acid cao s\u1ebd l\u00e0m gi\u1ea3m th\u1eddi gian ch\u1ea1m kh\u1eafc, k\u1ebft qu\u1ea3 kh\u00e1 t\u1ed1t nh\u01b0ng kh\u00f3 ki\u1ec3m so\u00e1t th\u1eddi gian v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng. B\u1ea1n c\u1ea7n \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd khi s\u1eed d\u1ee5ng n\u1ed3ng \u0111\u1ed9 cao, do acid c\u00f3 th\u1ec3 t\u00e1c d\u1ee5ng h\u00f3a h\u1ecdc v\u1edbi ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n, c\u00e1c \u0111\u01b0\u1eddng n\u00e9t s\u1ebd b\u1ecb nh\u00f2e. \u0110\u1ed1i v\u1edbi c\u00e1c n\u00e9t m\u1ea3nh, b\u1ea1n n\u00ean d\u00f9ng acid n\u1ed3ng \u0111\u1ed9 th\u1ea5p.<\/p>\n<div id=\"attachment_4473\" style=\"width: 330px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4473\" class=\"wp-image-4473 size-full\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C%C3%94NG-B%E1%BB%80-M%E1%BA%B6T-TRONG-KIM-HO%C3%80N-PH%E1%BA%A6N-1-13.jpg\" alt=\"\" width=\"320\" height=\"155\" \/><p id=\"caption-attachment-4473\" class=\"wp-caption-text\">S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ch\u1ea1m kh\u1eafc b\u1eb1ng acid n\u1ed3ng \u0111\u1ed9 th\u1ea5p<\/p><\/div>\n<p style=\"text-align: justify;\">Y\u1ebfu t\u1ed1 quan tr\u1ecdng th\u1ee9 hai l\u00e0 nhi\u1ec7t \u0111\u1ed9. Nhi\u1ec7t \u0111\u1ed9 c\u00e0ng cao, th\u1eddi gian \u0103n m\u00f2n c\u00e0ng ng\u1eafn. V\u00ec c\u00e1c l\u00fd do n\u00eau tr\u00ean, b\u1ea1n c\u1ea7n c\u00f3 s\u1ef1 ph\u1ed1i h\u1ee3p ch\u1eb7t ch\u1ebd gi\u1eefa nhi\u1ec7t \u0111\u1ed9, th\u1eddi gian, n\u1ed3ng \u0111\u1ed9 dung d\u1ecbch, v\u00e0 c\u00e1c ki\u1ec3u n\u00e9t v\u1ebd.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-5 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-5 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 50%;\n\t\t\t}\n\t\t\t#gallery-5 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-5 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-5' class='gallery galleryid-4462 gallery-columns-2 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-15\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"142\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-15-300x142.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-5-4475\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-15-300x142.jpg 300w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-15.jpg 328w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-5-4475'>\n\t\t\t\tPh\u1ed1i h\u1ee3p ba y\u1ebfu t\u1ed1, nhi\u1ec7t \u0111\u1ed9, th\u1eddi gian v\u00e0 n\u1ed3ng \u0111\u1ed9 acid \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-1\/gia-cong-be-mat-trong-kim-hoan-phan-1-16\/'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"206\" src=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-16-300x206.jpg\" class=\"attachment-medium size-medium\" alt=\"\" aria-describedby=\"gallery-5-4474\" srcset=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-16-300x206.jpg 300w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-16-240x165.jpg 240w, https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-content\/uploads\/2021\/07\/GIA-C\u00d4NG-B\u1ec0-M\u1eb6T-TRONG-KIM-HO\u00c0N-PH\u1ea6N-1-16.jpg 324w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-5-4474'>\n\t\t\t\tHai s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ch\u1ea1m kh\u1eafc v\u1edbi c\u00f9ng n\u1ed3ng \u0111\u1ed9 acid nh\u01b0ng th\u1eddi gian kh\u00e1c nhau.\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Phuong_phap\"><\/span>Ph\u01b0\u01a1ng ph\u00e1p<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">B\u1ea1n h\u00e3y d\u00f9ng ch\u00e9n ho\u1eb7c t\u00f4 th\u1ee7y tinh ch\u1ecbu nhi\u1ec7t \u0111\u1ec3 th\u1ef1c hi\u1ec7n s\u1ef1 ch\u1ea1m kh\u1eafc b\u1eb1ng acid, ch\u1ee7 y\u1ebfu do h\u1ed7n h\u1ee3p acid v\u00e0 n\u01b0\u1edbc c\u00f3 th\u1ec3 t\u1ecfa nhi\u1ec7t, nh\u01b0ng b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 c\u1ea5p nhi\u1ec7t cho t\u00f4 th\u1ee7y tinh \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 \u0103n m\u00f2n.<\/p>\n<p style=\"text-align: justify;\">B\u1ea1n h\u00e3y d\u00f9ng k\u1eb9p g\u1ed7 ho\u1eb7c nh\u1ef1a \u0111\u1ec3 \u0111\u01b0a kim lo\u1ea1i v\u00e0 acid. \u0110\u1ec3 d\u1ec5 l\u1ea5y kim lo\u1ea1i ra ngo\u00e0i, b\u1ea1n n\u00ean l\u00f3t ho\u1eb7c k\u00ea ph\u00eda d\u01b0\u1edbi kim lo\u1ea1i b\u1eb1ng mi\u1ebfng nh\u1ef1a ho\u1eb7c th\u1ee7y tinh. \u0110\u1ec3 gi\u00e1m s\u00e1t chi\u1ec1u s\u00e2u b\u1ecb \u0103n m\u00f2n, b\u1ea1n n\u00ean \u0111\u1eb7t m\u1ed9t mi\u1ebfng kim lo\u1ea1i ki\u1ec3m tra k\u1ebf b\u00ean mi\u1ebfng kim lo\u1ea1i c\u1ea7n ch\u1ea1m kh\u1eafc trong aicd. Sau khi \u0111\u1eb7t chi\u1ec1u s\u00e2u th\u00edch h\u1ee3p, b\u1ea1n h\u00e3y r\u1eeda s\u1ea1ch kim lo\u1ea1i b\u1eb1ng n\u01b0\u1edbc, lo\u1ea1i b\u1ecf ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n b\u1eb1ng b\u00e0n ch\u1ea3i v\u00e0 dung m\u00f4i th\u00edch h\u1ee3p.<\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Bien_phap_an_toan\"><\/span>Bi\u1ec7n ph\u00e1p an to\u00e0n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Acid r\u1ea5t nguy hi\u1ec3m, c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c b\u1ec7nh \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p n\u1ebfu b\u1ea1n h\u00edt h\u01a1i acid, g\u00e2y ph\u1ecfng da, th\u1eadm ch\u00ed c\u00f3 th\u1ec3 l\u00e0m m\u00f9 m\u1eaft n\u1ebfu c\u00f3 gi\u1ecdt acid d\u00ednh v\u00e0o m\u1eaft. Khi l\u00e0m vi\u1ec7c v\u1edbi acid, b\u1ea1n c\u1ea7n d\u00f9ng g\u0103ng tay cao su, \u0111eo k\u00ednh b\u1ea3o v\u1ec7, v\u00e0 qu\u1ea7n \u00e1o b\u1ea3o h\u1ed9 lao \u0111\u1ed9ng, n\u01a1i l\u00e0m vi\u1ec7c ph\u1ea3i \u0111\u01b0\u1ee3c th\u00f4ng gi\u00f3 t\u1ed1t v\u00e0 an to\u00e0n.<\/p>\n<p style=\"text-align: right;\"><em>Ngu\u1ed3n: K\u1ef9 thu\u1eadt gia c\u00f4ng trong kim ho\u00e0n<\/em><\/p>\n<p><span style=\"color: #000000;\">Nh\u1eefng b\u00e0i vi\u1ebft li\u00ean quan:<\/span><\/p>\n<p><a href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-2\/\">GIA C\u00d4NG B\u1ec0 M\u1eb6T TRONG KIM HO\u00c0N - PH\u1ea6N 2<\/a><\/p>\n<p><a href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-3\/\">GIA C\u00d4NG B\u1ec0 M\u1eb6T TRONG KIM HO\u00c0N - PH\u1ea6N 3<\/a><\/p>\n<p><a href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-4\/\">GIA C\u00d4NG B\u1ec0 M\u1eb6T TRONG KIM HO\u00c0N - PH\u1ea6N 4<\/a><\/p>\n<p><a href=\"https:\/\/trangdoan.vn\/kythuatkimhoan\/gia-cong-be-mat-trong-kim-hoan-phan-5\/\">GIA C\u00d4NG B\u1ec0 M\u1eb6T TRONG KIM HO\u00c0N - PH\u1ea6N 5<\/a><\/p>\n<p>GIA C\u00d4NG B\u1ec0 M\u1eb6T TRONG KIM HO\u00c0N - PH\u1ea6N 6<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sau khi nghi\u00ean c\u1ee9u c\u00e1c k\u1ef9 thu\u1eadt c\u01a1 b\u1ea3n trong ng\u00e0nh kim ho\u00e0n, b\u1ea1n c\u1ea7n bi\u1ebft c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed b\u1ec1 m\u1eb7t. M\u1ed9t s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u00f2i h\u1ecfi chu\u1ea9n b\u1ecb tr\u01b0\u1edbc c\u00e1c h\u1ee3p kim \u0111\u1ec3 c\u00f3 m\u00e0u s\u1eafc mong mu\u1ed1n&#8230;<\/p>\n","protected":false},"author":4,"featured_media":4478,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63,61],"tags":[],"yst_prominent_words":[],"class_list":["post-4462","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chia-se-kien-thuc","category-kien-thuc-kim-hoan"],"_links":{"self":[{"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/posts\/4462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/comments?post=4462"}],"version-history":[{"count":6,"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/posts\/4462\/revisions"}],"predecessor-version":[{"id":6183,"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/posts\/4462\/revisions\/6183"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/media\/4478"}],"wp:attachment":[{"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/media?parent=4462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/categories?post=4462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/tags?post=4462"},{"taxonomy":"yst_prominent_words","embeddable":true,"href":"https:\/\/trangdoan.vn\/kythuatkimhoan\/wp-json\/wp\/v2\/yst_prominent_words?post=4462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}