Ambient air－Determination of nitrogen oxides-N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometric method

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HJ 479-2009 Ambient air－Determination of nitrogen oxides-N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometric method
Standard No.:	HJ 479-2009	Status:	VALID remind me the status change Email:
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Implemented on:	2009-11-01	Delivery:	via email in
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Standard No.:	HJ 479-2009
Chinese Name:	环境空气氮氧化物(一氧化氮和二氧化氮)的测定盐酸萘乙二胺分光光度法
English Name:	Ambient air－Determination of nitrogen oxides-N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometric method
Professional Classification:	HJ Professional Standard - Environment
Issued by:
Issued on:	2009-11-01
Implemented on:	2009-11-01
Status:	VALID
Replace:	GB/T15436-1995 Ambient air－Determination of nitrogen oxides－Saltzman method
Language:	English
File Format:	PDF
Word Count:
Price(USD):	please email coc@codeofchina.com for quotation
Delivery:	via email in

HJ 479-2009 The following standards are cited：

HJ 479-2009 Cited by the following standards：

*HJ 479-2009 Ambient air－Determination of nitrogen oxides-N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometric method

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