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GB/T 16023-1995 Workplace air—Determination of beryllium —Morin fluorescent spectrophotometric method via email in 1-3 business day please email coc@codeofchina.com for quotation
GB 16182-1996 Health standard for ethyl benzene in the air of workplace (USD) via email in 1 business day ABOLISHED
GB/T 16020-1995 Workplace air—Determination of chromium trioxide—Flame atomic absorption spectrophotometric method via email in 1-3 business day please email coc@codeofchina.com for quotation
GB 16249-1996 Health STANDARD for cresol in the air of workplace via email in 1-3 business day please email coc@codeofchina.com for quotation
GBZ/T 160.9-2004 Methods for determination of copper and its compounds in the air of workplace (USD) via email in 1-3 business day ABOLISHED
GB/T 17079-1997 Workplace air--Determination of methyl acetate--Solvent desorption gas chromatographic method via email in 1-3 business day please email coc@codeofchina.com for quotation
GB 17052-1997 Health STANDARD for rock wool dust in the air of workplace via email in 1-3 business day please email coc@codeofchina.com for quotation
GB/T 17066-1997 Workplace air--Determination of diethylamine--Gas chromatographic method via email in 1-3 business day please email coc@codeofchina.com for quotation
GB 16199-1996 Health standard for dibutyltin dilaurate in the air of workplace (USD) via email in 1 business day ABOLISHED
GB 8779-1988 Hygienic standard for lithium hydride in the air of workplace (USD) via email in 1-3 business day
GB/T 16081-1995 Workplace air—Determination of trichloromethane—Solvent desorption gas chromatographic method via email in 1-3 business day please email coc@codeofchina.com for quotation
GB/T 16114-1995 Workplace air―Determination of chloronitrobenzene―N-(1-naphthyl)-ethylenediamine dihydrochloride spectrophotometric method (USD) via email in 1 business day ABOLISHED
GB/T 16913.6-1997 Methods of dust character test—Part 6: Determination of hygroscopy—Hygroscopicity method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 16060-1995 Workplace air—Determination of butanone—Direct injection gas chromatographic method via email in 1-3 business day please email coc@codeofchina.com for quotation
GB/T 17086-1997 Workplace air--Determination of 2-butoxyethanol--Solvent desorption gas chromatographic method via email in 1-3 business day please email coc@codeofchina.com for quotation
GBZ/T 160.12-2004 Methods for determination of magnesium and its compounds in the air of workplace (USD) via email in 1-3 business day ABOLISHED
GB/T 16913.9-1997 Methods of dust character test—Part 9: Determination of cohesion—Normal pull rift method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 16052-1995 Workplace air—Determination of styrene—Direct injection gas chromatographic method via email in 1-3 business day please email coc@codeofchina.com for quotation
GB/T 16072-1995 Workplace air—Determination of phenol—4-Amino-antipyrine spectrophotometric method via email in 1-3 business day please email coc@codeofchina.com for quotation
GB 16239-1996 Health standard for mulberry silk dust in the air of workplace (USD) via email in 1 business day ABOLISHED
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