GB/T 13580.7-1992
Determination of nitrite in the wet precipitation.N-(1-naphthyl)-1,2-diaminoethane dihydrochloride spectrophotometry (English Version)

Standard No.
GB/T 13580.7-1992
Language
Chinese, Available in English version
Release Date
1992
Published By
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 13580.7-1992
Scope
This standard specifies the N-(1-naphthyl)-ethylenediamine photometric method for the determination of nitrite in atmospheric precipitation. This standard applies to the determination of nitrite in atmospheric precipitation samples. The minimum detectable concentration of this standard is 0.04mg/L, and the determination range is 0.01~0.02mg/L.

GB/T 13580.7-1992 history

  • 1992 GB/T 13580.7-1992 Determination of nitrite in the wet precipitation.N-(1-naphthyl)-1,2-diaminoethane dihydrochloride spectrophotometry
Determination of nitrite in the wet precipitation.N-(1-naphthyl)-1,2-diaminoethane dihydrochloride spectrophotometry

GB/T 13580.7-1992 -All Parts

GB/T 13580.1-1992 General princeptes for analytial methods of the wet precipitation GB/T 13580.10-1992 Determination of fluoride in the wet precipitation.Fluor reagent spectrophotometry GB/T 13580.11-1992 Determination of ammonium in the wet precipitation GB/T 13580.12-1992 Determination of sodium and potassium in the wet precipitation.Atomic absorption spectrophotometry GB/T 13580.13-1992 Determination of calcium and magnesium in the wet precipitation.Atomic absorption spectrophotometry GB/T 13580.2-1992 Collection and preservation of the wet precipitation sample GB/T 13580.3-1992 Determination of specific conductance in the wet precipitation GB/T 13580.4-1992 Determination of pH value of the wet precipitation.Glass electrode method GB/T 13580.5-1992 Determination of fluoride,chloride,ntrite,nitrate,salfate in the wet precipitation.Ion chromotography GB/T 13580.6-1992 Determination of sulfate in the wet precipitation GB/T 13580.7-1992 Determination of nitrite in the wet precipitation.N-(1-naphthyl)-1,2-diaminoethane dihydrochloride spectrophotometry GB/T 13580.8-1992 Determination of nitrate in the wet precipitation GB/T 13580.9-1992 Determination of chloride in the wet precipitation.Ferrithiocyanate spectrophotometry


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