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GB/T 14420-2014 Analysis of water used in boiler and cooling system—Determination of chemical oxygen demand—Rapid method with potassium dichromate 180 (USD) via email in 1-3 business day VALID
HG/T 3520-2000 Industrial circulating cooling water Determination of calcium for phosphorus-zine prefilmingtluid 45 (USD) via email in 1-3 business day ABOLISHED
HG/T 2156-2009 Determination of anionic surfactants in industrial circulating cooling water-Spectrophometric method using methylene blue via email in VALID please email coc@codeofchina.com for quotation
HG/T 3535-2011 Industrial circulating cooling water—Determination of sulphates for sludge and corrosion products via email in VALID please email coc@codeofchina.com for quotation
GB/T 14643.2-2009 Examination of bacteria and algae in industrial circulating cooling water - Part 2: Examination of soil micro-bioti - Standard of plate count 180 (USD) via email in 1-3 business day VALID
HG/T 2762-2006 Classifying and Code nomenclature of Water treatment chemicals 100 (USD) via email in 1 business day SUPERSEDED
GB/T 22595-2008 Test method for efficacy of antimicrobials - Aerobic bacteria 180 (USD) via email in 1-3 business day VALID
GB/T 32116-2015 Determination of total organic carbon(TOC) in industrial circulating cooling water 120 (USD) via email in 1-3 business day VALID
GB/T 14422-2008 Analysis of water used in boiler and cooling system - Determination of benzotriazole 75 (USD) via email in 1-3 business day VALID
GB/T 22598-2008 Water treatment chemicals - Determination of lead content 120 (USD) via email in 1-3 business day VALID
HG/T 3516-1985 60 (USD) via email in 1-3 business day ABOLISHED
GB/T 15456-1995 Industrial circulating cooling water-Determination of the chemical oxygen demand -Potassium permanganate method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
HG 5-1504-1985 45 (USD) via email in 1-3 business day ABOLISHED
GB/T 14643.4-2009 Examination of bacteria and algae in industrial circulating cooling water - Part 4: Examination of soil fangi - Standard of plate count 120 (USD) via email in 1-3 business day VALID
GB/T 37883-2019 Determination of chromium,cadmium,lead and arsenic in water treatment chemicals—Inductively coupled plasma atomic emission spectrometry 160 (USD) via email in 1 business day VALID
GB/T 15453-1995 Industrial circulating cooling water-Determination of chloride-Silver nitrate titration method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 29340-2012 Analysis of water used in boil and cooling system - Determination of chloride - Ammonium thiocyanate titration method 100 (USD) via email in 1 business day VALID
HG/T 3529-1985 30 (USD) via email in 1-3 business day ABOLISHED
GB/T 37906-2019 Reclaimed water quality—Determination of mercury—Mercury analyzer method 90 (USD) via email in 1 business day VALID
GB/T 15456-2008 Industrial circulating cooling water - Determination of the chemical oxygen demand - Potassium permanganate method 60 (USD) via email in 1-3 business day ABOLISHED
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