Abstract / scope
The method consists in decomposing the organic matter in a nitric acid medium at high temperature and under pressure, and determining the lead(II) cation with a suitable spectrometer after the addition of orthophosphoric acid.
ISO 6633:1984Published
Fruits, vegetables and derived products — Determination of lead content — Flameless atomic absorption spectrometric method
Fruits, légumes et produits dérivés — Détermination de la teneur en plomb — Méthode par spectrométrie d'absorption atomique sans flamme