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GB/T 20432.3-2008 Photography - Photographic-grade chemicals - Test methods - Part 3: Determination of matter in ammonium hydroxide solution (USD) via email in 1-3 business day VALID
HG/T 2415-1993 Photographic Chemicals Coupler--Determination of trace metal --Flame atomic absorption spectrometry (USD) via email in 1-3 business day ABOLISHED
GA 30.3-2002 Requirement and test methods of water supply fixed equipment used for fire-protection--Part 3:Pressurize water supply equipment used for fire-protection (USD) via email in 1-3 business day
GB/T 22403-2008 Photography - Processing chemicals - Specifications for anhydrous potassium carbonate (USD) via email in 1-3 business day VALID
GB/T 22399-2008 Photography - Processing chemicals - Specifications for Sodium hydroxide (USD) via email in 1-3 business day VALID
HG/T 2415-2007 Photographic chemicals Measurement methods of the trace-metals in the color couples Flame photometry of the atomic absorbs (USD) via email in 1-3 business day VALID
HG/T 2336-1992 (USD) via email in 1 business day ABOLISHED
HG/T 2414-1993 Photographic chemicals Coupler--Determination of assay --Reversed phase high performance liquid chromatography (USD) via email in 1-3 business day ABOLISHED
HG/T 2531-1993 (USD) via email in 1-3 business day
GB/T 20433-2006 Photography―Processing chemicals―Specifications for ammonium thiosulfate solution via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
HG/T 2257-2011 Photographic chemicals-—Determination of volatile matter in color couples via email in VALID please email coc@codeofchina.com for quotation
GB/T 22407-2008 Photography - Processing chemicals - Specifications for sodium tetraborate decahydrate (USD) via email in 1-3 business day VALID
GB/T 22397-2008 Photography - Processing chemicals - Specifications for ammonium thiocyanate via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 22401-2008 Photography - Processing chemicals - Specifications for anhydrous sodium metabisulfite (USD) via email in 1-3 business day VALID
HG/T 2417-1993 (USD) via email in 1-3 business day VALID
HG/T 3011-1999 Photography -- Processing chemicals -- Specifications for potassium ferricyanide (USD) via email in 1-3 business day VALID
GB/T 22392-2008 Photography - Processing chemicals - Specifications for hydroquinone via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 22402-2008 Photography - Processing chemicals - Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate (USD) via email in 1-3 business day VALID
GB/T 22405-2008 Photography - Processing chemicals - Specifications for potassium bromide (USD) via email in 1-3 business day VALID
HG/T 2416-2007 Photographic chemicals Measurement methods of the trace-sulfur in the color couples Spectrophotometric analysis methods of molecular absorbs (USD) via email in 1-3 business day VALID
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