ISO 3333:1975

Ammonium sulphate for industrial use — Determination of copper content — Zinc dibenzyldithiocarbamate photometric method

Applicable to products of which the Cu content is more than 0,1 mg/kg. The detection bases on the formation of a coloured complex of copper and of zinc dibenzyldithiocarbamate and photometric measurement at a wavelength of about 435 nm.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

71.060.50

Statut:

Annulée

Date de Publication:

1975-06-30

Numéro Standard:

ISO 3333:1975