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 China 'GB/T 12374-1990 ' standard english version:

　

NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

GB/T 12374-1990

Standard method for examination of nitrate in air of residential areas--Reduction of the cadmium column--Spectrophotometry of N-(1-naphthyl) ethylene diaminehydrochloride
居住区大气中硝酸盐检验标准方法 镉柱还原-盐酸萘乙二胺分光光度法
Issued Date:1990-03-22 　 Implemented Date:1991-03-01
Issued by: 　 The Standardization Administration of the People's Republic of China
　

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GB Standard Code GB/T 12374-1990
Standard Category China National Standards
GB Standard English Title Standard method for examination of nitrate in air of residential areas--Reduction of the cadmium column--Spectrophotometry of N-(1-naphthyl) ethylene diaminehydrochloride
GB Standard Chinese Title 居住区大气中硝酸盐检验标准方法 镉柱还原-盐酸萘乙二胺分光光度法
Chinese Version Price $5.00  per  page
English Translation Fee $15.00~$30.00   per  page
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