ISO 7109:1985

Ammonia solution for industrial use — Determination of residue after evaporation at 105 degrees C — Gravimetric method
A test portion is evaporated in a tared platinum dish and the residue is weighed after drying at 105 2 °C. The method is applicable to solutions containing not more than 35 % (m/m) ammonia.
OEN:
ISO
Langue:
English
Code(s) de l'ICS:
71.060.40
Statut:
Publié
Date de Publication:
1985-05-29
Numéro Standard:
ISO 7109:1985