Fruits, vegetables and derived products — Determination of mercury content — Flameless atomic absorption method
NORMA vydána dne 1.5.1984
Designation standards: ISO 6637:1984
Publication date standards: 1.5.1984
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: International technical standard
Kategorie: Technické normy ISO
Description / Abstract: The method consists in decomposing of organic matter in a sulfuric-nitric acid medium, reducing of mercury(II) to metallic mercury by the action of tin(II)chloride, entraining of the mercury vapour by a current of air and determing in an enclosed apparatus.