{"id":81,"count":2,"description":"H\u00f3a Ch\u1ea5t Th\u00ed Nghi\u1ec7m Ph\u00f2ng Lab EHS \u2014 Chu\u1ea9n \u0110\u1ed9, Ph\u00e2n T\u00edch N\u01b0\u1edbc Th\u1ea3i | L\u1ed9c Thi\u00ean\n\nL\u1ed9c Thi\u00ean cung c\u1ea5p h\u00f3a ch\u1ea5t th\u00ed nghi\u1ec7m chuy\u00ean d\u1ee5ng cho ph\u00f2ng lab EHS v\u00e0 QC t\u1ea1i c\u00e1c khu c\u00f4ng nghi\u1ec7p TP.HCM, B\u00ecnh D\u01b0\u01a1ng, \u0110\u1ed3ng Nai. S\u1ea3n ph\u1ea9m c\u00f3 CoA (Certificate of Analysis), MSDS, CO\/CQ \u0111\u1ea7y \u0111\u1ee7. Giao h\u00e0ng trong ng\u00e0y t\u1ea1i KCN VSIP, Nh\u01a1n Tr\u1ea1ch, Amata.\n\nH\u00f3a Ch\u1ea5t Th\u00ed Nghi\u1ec7m L\u00e0 G\u00ec?\nH\u00f3a ch\u1ea5t th\u00ed nghi\u1ec7m (laboratory chemicals\/reagents) l\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, \u0111\u01b0\u1ee3c d\u00f9ng trong ph\u00e2n t\u00edch \u0111\u1ecbnh l\u01b0\u1ee3ng (chu\u1ea9n \u0111\u1ed9), \u0111\u1ecbnh t\u00ednh, v\u00e0 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i theo QCVN 40:2011\/BTNMT v\u00e0 QCVN 01:2009\/BYT. Kh\u00e1c v\u1edbi h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p (d\u00f9ng v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn, \u0111\u1ed9 tinh khi\u1ebft th\u1ea5p h\u01a1n), h\u00f3a ch\u1ea5t th\u00ed nghi\u1ec7m y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n ph\u00e2n t\u00edch (analytical grade) ho\u1eb7c ti\u00eau chu\u1ea9n thu\u1ed1c th\u1eed (reagent grade), th\u01b0\u1eddng \u0111\u1ea1t \u0111\u1ed9 tinh khi\u1ebft \u226599% v\u00e0 \u0111i k\u00e8m CoA ghi r\u00f5 h\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t.\n\nThu\u1ed1c Th\u1eed Chu\u1ea9n \u0110\u1ed9 \u2014 Ti\u00eau Chu\u1ea9n Lab\nThu\u1ed1c th\u1eed chu\u1ea9n \u0111\u1ed9 (titration reagents) l\u00e0 dung d\u1ecbch ti\u00eau chu\u1ea9n \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 ch\u00ednh x\u00e1c, d\u00f9ng \u0111\u1ec3 ph\u00e2n t\u00edch \u0111\u1ecbnh l\u01b0\u1ee3ng trong ph\u00f2ng lab EHS nh\u00e0 m\u00e1y:\n\n<strong>NaOH 0.1N (Natri Hydroxit)<\/strong> \u2014 CAS 1310-73-2 | Chu\u1ea9n \u0111\u1ed9 axit: x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 axit trong n\u01b0\u1edbc th\u1ea3i, ki\u1ec3m tra pH, ph\u00e2n t\u00edch ch\u1ec9 ti\u00eau ki\u1ec1m t\u1ed5ng theo QCVN 40:2011\n<strong>H\u2082SO\u2084 0.1N (Axit Sulfuric)<\/strong> \u2014 CAS 7664-93-9 | Chu\u1ea9n \u0111\u1ed9 baz\u01a1: x\u00e1c \u0111\u1ecbnh ki\u1ec1m, NH\u2084\u207a trong n\u01b0\u1edbc th\u1ea3i nh\u00e0 m\u00e1y, ki\u1ec3m tra ch\u1ec9 ti\u00eau N-NH\u2084 theo TCVN 5988\n<strong>KMnO\u2084 0.1N (Kali Permanganat)<\/strong> \u2014 CAS 7722-64-7 | X\u00e1c \u0111\u1ecbnh ch\u1ec9 s\u1ed1 oxid h\u00f3a (permanganate index), COD gi\u00e1n ti\u1ebfp trong n\u01b0\u1edbc th\u1ea3i theo SMEWW 4500-KMnO\u2084\n<strong>EDTA 0.1M (Ethylenediaminetetraacetic acid)<\/strong> \u2014 CAS 60-00-4 | Chu\u1ea9n \u0111\u1ed9 complexometric: x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 c\u1ee9ng t\u1ed5ng (Ca\u00b2\u207a + Mg\u00b2\u207a), kim lo\u1ea1i n\u1eb7ng Zn, Cu, Pb trong n\u01b0\u1edbc th\u1ea3i\n<strong>Na\u2082S\u2082O\u2083 0.1N (Natri Thiosulfat)<\/strong> \u2014 CAS 7772-98-7 | Chu\u1ea9n \u0111\u1ed9 iodometric: x\u00e1c \u0111\u1ecbnh DO (dissolved oxygen), Cl\u2082 d\u01b0 trong n\u01b0\u1edbc th\u1ea3i sau x\u1eed l\u00fd\n\n\nCh\u1ec9 Th\u1ecb M\u00e0u &amp; Dung D\u1ecbch \u0110\u1ec7m pH\nCh\u1ec9 th\u1ecb m\u00e0u (indicators) v\u00e0 dung d\u1ecbch \u0111\u1ec7m pH l\u00e0 thi\u1ebft y\u1ebfu cho chu\u1ea9n \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u chu\u1ea9n thi\u1ebft b\u1ecb \u0111o t\u1ea1i ph\u00f2ng lab:\n\n<strong>Phenolphthalein 1%<\/strong> \u2014 Ch\u1ec9 th\u1ecb acid-base, \u0111\u1ed5i m\u00e0u pH 8.2\u201310.0 (kh\u00f4ng m\u00e0u \u2192 h\u1ed3ng). D\u00f9ng cho chu\u1ea9n \u0111\u1ed9 NaOH, x\u00e1c \u0111\u1ecbnh ki\u1ec1m phenolphthalein (P-alkalinity) trong n\u01b0\u1edbc th\u1ea3i\n<strong>Methyl Orange 0.1%<\/strong> \u2014 Ch\u1ec9 th\u1ecb acid-base, \u0111\u1ed5i m\u00e0u pH 3.1\u20134.4 (\u0111\u1ecf \u2192 v\u00e0ng). D\u00f9ng cho chu\u1ea9n \u0111\u1ed9 axit m\u1ea1nh, x\u00e1c \u0111\u1ecbnh ki\u1ec1m t\u1ed5ng M-alkalinity\n<strong>Bromothymol Blue 0.1%<\/strong> \u2014 \u0110\u1ed5i m\u00e0u pH 6.0\u20137.6 (v\u00e0ng \u2192 xanh). D\u00f9ng cho ph\u00e2n t\u00edch pH trung t\u00ednh, ki\u1ec3m tra x\u1eed l\u00fd sinh h\u1ecdc\n<strong>Murexit (Ammonium Purpurate)<\/strong> \u2014 Ch\u1ec9 th\u1ecb cho chu\u1ea9n \u0111\u1ed9 Ca\u00b2\u207a v\u1edbi EDTA \u1edf pH 12, ph\u00e2n bi\u1ec7t Ca\u00b2\u207a\/Mg\u00b2\u207a\n<strong>Buffer pH 4.01 (Potassium Hydrogen Phthalate)<\/strong> \u2014 Hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH t\u1ea1i \u0111i\u1ec3m acid, ch\u1ee9ng nh\u1eadn NIST traceable\n<strong>Buffer pH 6.86 \/ 7.00<\/strong> \u2014 Hi\u1ec7u chu\u1ea9n \u0111i\u1ec3m trung t\u00ednh, d\u00f9ng h\u00e0ng ng\u00e0y theo ISO\/IEC 17025\n<strong>Buffer pH 9.18 \/ 10.01<\/strong> \u2014 Hi\u1ec7u chu\u1ea9n \u0111i\u1ec3m ki\u1ec1m, ki\u1ec3m tra tr\u01b0\u1edbc \u0111o m\u1eabu n\u01b0\u1edbc th\u1ea3i ki\u1ec1m cao\n\n\n\u1ee8ng D\u1ee5ng: Ki\u1ec3m Tra N\u01b0\u1edbc Th\u1ea3i Theo QCVN 40:2011\nQCVN 40:2011\/BTNMT quy \u0111\u1ecbnh ng\u01b0\u1ee1ng x\u1ea3 th\u1ea3i c\u00f4ng nghi\u1ec7p. Ph\u00f2ng lab EHS nh\u00e0 m\u00e1y KCN c\u1ea7n ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 c\u00e1c th\u00f4ng s\u1ed1 sau b\u1eb1ng h\u00f3a ch\u1ea5t th\u00ed nghi\u1ec7m t\u01b0\u01a1ng \u1ee9ng:\n\n<strong>pH (6\u20139 c\u1ed9t A; 5.5\u20139 c\u1ed9t B)<\/strong> \u2014 Hi\u1ec7u chu\u1ea9n b\u1eb1ng buffer pH 4\/7\/10; \u0111o b\u1eb1ng pH meter\n<strong>COD &lt;75 mg\/L (A) \/ &lt;150 mg\/L (B)<\/strong> \u2014 Ph\u01b0\u01a1ng ph\u00e1p K\u2082Cr\u2082O\u2087 (dichromate): K\u2082Cr\u2082O\u2087, H\u2082SO\u2084 \u0111\u1eb7c, FeSO\u2084(NH\u2084)\u2082SO\u2084; ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p KMnO\u2084 cho m\u1eabu \u00edt \u00f4 nhi\u1ec5m\n<strong>BOD\u2085 &lt;30 mg\/L (A) \/ &lt;50 mg\/L (B)<\/strong> \u2014 Dung d\u1ecbch \u0111\u1ec7m phosphate, MgSO\u2084, CaCl\u2082, FeCl\u2083; \u1ee7 5 ng\u00e0y 20\u00b0C; \u0111o DO b\u1eb1ng Na\u2082S\u2082O\u2083\n<strong>SS &lt;50 mg\/L (A) \/ &lt;100 mg\/L (B)<\/strong> \u2014 L\u1ecdc qua gi\u1ea5y l\u1ecdc GF\/C, s\u1ea5y 105\u00b0C \u2014 kh\u00f4ng c\u1ea7n h\u00f3a ch\u1ea5t \u0111\u1eb7c bi\u1ec7t\n<strong>N-NH\u2084 &lt;5 mg\/L (A) \/ &lt;10 mg\/L (B)<\/strong> \u2014 Ph\u01b0\u01a1ng ph\u00e1p Nessler: Nessler reagent, KNaC\u2084H\u2084O\u2086 (Rochelle salt), ZnSO\u2084; ho\u1eb7c chu\u1ea9n \u0111\u1ed9 H\u2082SO\u2084 0.1N sau ch\u01b0ng c\u1ea5t\n<strong>T\u1ed5ng N &lt;20 mg\/L (A) \/ &lt;40 mg\/L (B)<\/strong> \u2014 Ph\u00e1 m\u1eabu b\u1eb1ng K\u2082S\u2082O\u2088 + NaOH, \u0111o b\u1eb1ng UV-Vis\n<strong>T\u1ed5ng P &lt;4 mg\/L (A) \/ &lt;6 mg\/L (B)<\/strong> \u2014 Ammonium molybdate + ascorbic acid + antimony potassium tartrate; \u0111o UV-Vis 880nm\n\n\nTi\u00eau Chu\u1ea9n &amp; Ch\u1ee9ng T\u1eeb\nM\u1ed7i l\u00f4 h\u00e0ng h\u00f3a ch\u1ea5t th\u00ed nghi\u1ec7m t\u1eeb L\u1ed9c Thi\u00ean \u0111\u01b0\u1ee3c cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 h\u1ed3 s\u01a1 ph\u00e1p l\u00fd v\u00e0 k\u1ef9 thu\u1eadt:\n\n<strong>CoA (\uc131\ubd84 \ubd84\uc11d \uc99d\uba85\uc11c)<\/strong> \u2014 Ph\u00e2n t\u00edch h\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t, x\u00e1c nh\u1eadn \u0111\u1ed9 tinh khi\u1ebft \u226599% cho t\u1eebng l\u00f4 s\u1ea3n xu\u1ea5t\n<strong>MSDS\/SDS (Safety Data Sheet)<\/strong> \u2014 B\u1ea3ng an to\u00e0n h\u00f3a ch\u1ea5t theo GHS\/OSHA, ph\u1ee5c v\u1ee5 \u0111\u00e0o t\u1ea1o an to\u00e0n lao \u0111\u1ed9ng v\u00e0 khai b\u00e1o h\u1ea3i quan\n<strong>CO (Certificate of Origin)<\/strong> \u2014 Gi\u1ea5y ch\u1ee9ng nh\u1eadn xu\u1ea5t x\u1ee9 h\u00e0ng h\u00f3a, \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u nh\u1eadp kh\u1ea9u v\u00e0 ki\u1ec3m to\u00e1n nh\u00e0 m\u00e1y\n<strong>CQ (Certificate of Quality)<\/strong> \u2014 Ch\u1ee9ng nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng ISO 9001 QC record\n<strong>Tu\u00e2n th\u1ee7 QCVN 40:2011\/BTNMT<\/strong> \u2014 H\u00f3a ch\u1ea5t ph\u00e2n t\u00edch n\u01b0\u1edbc th\u1ea3i \u0111\u1ea1t ti\u00eau chu\u1ea9n ki\u1ec3m nghi\u1ec7m BTNMT\n<strong>ISO\/IEC 17025:2017<\/strong> \u2014 Dung d\u1ecbch chu\u1ea9n \u0111\u1ed9 v\u00e0 buffer pH traceable v\u1ec1 chu\u1ea9n qu\u1ed1c gia NIST\/PTB\n\n\nGiao H\u00e0ng KCN Trong Ng\u00e0y\nL\u1ed9c Thi\u00ean chuy\u00ean cung c\u1ea5p h\u00f3a ch\u1ea5t th\u00ed nghi\u1ec7m giao t\u1eadn kho nh\u00e0 m\u00e1y t\u1ea1i c\u00e1c khu c\u00f4ng nghi\u1ec7p l\u1edbn:\n\n<strong>KCN VSIP I, VSIP II (B\u00ecnh D\u01b0\u01a1ng)<\/strong> \u2014 Giao trong ng\u00e0y, \u0111\u00f3ng g\u00f3i \u0111\u1ea1t ti\u00eau chu\u1ea9n v\u1eadn chuy\u1ec3n h\u00f3a ch\u1ea5t nguy hi\u1ec3m theo IMDG\n<strong>KCN Nh\u01a1n Tr\u1ea1ch (\u0110\u1ed3ng Nai)<\/strong> \u2014 Giao tr\u01b0\u1edbc 17:00 n\u1ebfu \u0111\u1eb7t h\u00e0ng tr\u01b0\u1edbc 10:00\n<strong>KCN Amata, Long B\u00ecnh (\u0110\u1ed3ng Nai)<\/strong> \u2014 H\u00f3a ch\u1ea5t \u0111\u00f3ng g\u00f3i 500mL, 1L, 2.5L, 5L t\u00f9y y\u00eau c\u1ea7u\n<strong>KCN T\u00e2n B\u00ecnh, T\u00e2n Ph\u00fa (TP.HCM)<\/strong> \u2014 Xu\u1ea5t h\u00f3a \u0111\u01a1n VAT ngay khi giao h\u00e0ng\n<strong>KCN Hi\u1ec7p Ph\u01b0\u1edbc, C\u00e1t L\u00e1i (TP.HCM)<\/strong> \u2014 H\u1ed7 tr\u1ee3 t\u01b0 v\u1ea5n ch\u1ecdn h\u00f3a ch\u1ea5t ph\u00f9 h\u1ee3p QCVN mi\u1ec5n ph\u00ed\n\nLi\u00ean h\u1ec7 ngay: <strong>\u260e <a href=\"tel:0979891929\">0979 891 929<\/a><\/strong> \u2014 T\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt v\u00e0 b\u00e1o gi\u00e1 trong 30 ph\u00fat.","link":"https:\/\/hoachatlocthien.com\/ko\/danh-muc\/hoa-chat-thi-nghiem","name":"\uc2e4\ud5d8\uc6a9 \ud654\ud559\ubb3c\uc9c8","slug":"hoa-chat-thi-nghiem","taxonomy":"product_cat","parent":0,"meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/hoachatlocthien.com\/ko\/wp-json\/wp\/v2\/product_cat\/81","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hoachatlocthien.com\/ko\/wp-json\/wp\/v2\/product_cat"}],"about":[{"href":"https:\/\/hoachatlocthien.com\/ko\/wp-json\/wp\/v2\/taxonomies\/product_cat"}],"wp:post_type":[{"href":"https:\/\/hoachatlocthien.com\/ko\/wp-json\/wp\/v2\/product?product_cat=81"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}