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HG/T 3534-2003 Industrial circulating cooling water-Determination of undissolved material in acid,phosphorus,ferru (USD) via email in 1-3 business day ABOLISHED
GB/T 15454-1995 Industrial circulating cooling water-Determination of sodium, ammonium, potassium, magnesium and calcium-Ions chromatography via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
HG/T 2160-2008 Dynamic simulation for cooling water (USD) via email in 1 business day VALID
HG/T 3527-2008 Industrial circulating cooling water-Determination of mineral oil (USD) via email in 1-3 business day
GB/T 15456-2019 Determination of the chemical oxygen demand in industrial circulating cooling water—Permanganate index method (USD) via email in 1-3 business day VALID
HG/T 3540-1990 (USD) via email in 1-3 business day ABOLISHED
HG/T 3610-2000 Principle for sludge and corrosion product analytical methods of industrial circulating cooling water (USD) via email in 1-3 business day VALID
HG/T 3516-2011 Industrial circulating cooling water-Determination of nitrite-Molecular absorption spectrometric method via email in please email coc@codeofchina.com for quotation
GB/T 22599-2008 Water treatment chemicals - Determination of arsenic content (USD) via email in 1-3 business day VALID
GB/T 14643.6-2009 Examination of bacteria and algae in industrial circulating cooling water - Part 6: Examination of iron bacteria - MPN test (USD) via email in 1-3 business day VALID
GB/T 6909-2018 Analysis of water used in boiler and cooling system—Determination of hardness (USD) via email in 1-3 business day VALID
HG/T 2024-1991 (USD) via email in 1-3 business day ABOLISHED
GB/T 6913-2008 Analysis of water used in boiler and cooling system - Determination of phosphorus (USD) via email in 1-3 business day VALID
GB/T 14636-2007 Industrial circulating cooling water—Determination of calcium magnesium—Atomic absorption spectrometric method (USD) via email in 1-3 business day VALID
GB/T 15893.2-1995 Industrial circulating cooling water—Determination of pH—Electrometric method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
HG/T 3924-2007 Standard test method for performance of boiler water treatment chemicals-dynamic simulation method (USD) via email in 1-3 business day VALID
HG/T 3533-2003 Industrial circulating cooling water-Determination of ignition-loss for sludge and corrosion produc (USD) via email in 1-3 business day ABOLISHED
GB/T 6908-2018 Analysis of water used in boiler and cooling system—Determination of electrical conductivity (USD) via email in 1-3 business day VALID
GB/T 14643.3-2009 Examination of bacteria and algae in industrial circulating cooling water - Part 3: Examination of slime formed fungi - Standard of plate count (USD) via email in 1-3 business day VALID
GB/T 6908-2008 Analysis of water used in boil and cooling system-Determination of electrical conductivity (USD) via email in 1-3 business day ABOLISHED
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