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HJ 593-2010 Water quality.Determination of phosphorus.Phosphomolybdenum blue spectrophotometric method (USD) via email in 1 business day
MT/T 672-1997 Technical reguirement for hydrochemistry approach in coal mine water control (USD) via email in 1-3 business day VALID
SL 391.6-2007 via email in VALID please email coc@codeofchina.com for quotation
HG/T 2157-1991 (USD) via email in 1-3 business day ABOLISHED
SL 391.8-2007 via email in VALID please email coc@codeofchina.com for quotation
MT/T 486-1995 (USD) via email in 1 business day ABOLISHED
GB 7489-1987 Water quality; Determination of dissolved oxygen; Iodometric method (USD) via email in 1-3 business day VALID
GB 7466-1987 Water quality; Determination of total chromium (USD) via email in 1-3 business day VALID
SL/T 273.1-2001 Methods for the determination of organic chemicals in water - determination of trace nitrobenzenes by resin adsorption and gas chromatography (USD) via email in 1-3 business day
GB/T 13898-1992 Water quality-Determination of ferro and ferric cyanic complex-Atom absorption spectrophotometry (USD) via email in 1-3 business day VALID
MT/T 370-1994 (USD) via email in 1-3 business day ABOLISHED
MT/T 373-1994 (USD) via email in 1-3 business day ABOLISHED
MT/T 484-1995 (USD) via email in 1-3 business day
GB/T 13901-1992 Water quality-Determination of dinitrotoluene-Oscillopolarography (USD) via email in 1-3 business day VALID
GB 11889-1989 Water quality-Determination of aniline compounds-Spectrophotometric method with N-(1-naphthyl) eth (USD) via email in 1-3 business day VALID
DB37/T 3787-2019 Water quality—determination of fecal coliforms—photometric method via email in VALID please email coc@codeofchina.com for quotation
GB/T 13900-1992 Water quality-Determination of RDX-Spectrophotometry via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
SL 741-2016 via email in VALID please email coc@codeofchina.com for quotation
GB/T 14673-1993 Water quality-Determination of vanadium-Graphite furnace atomic absorption spectrometric method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
CJ/T 60-1999 Municipal sewage—Determination of sulfide (USD) via email in 1-3 business day ABOLISHED
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