BS 4651-4:1988

Ammonia solution. Method for determination of residue after heating at 850°C.

NORMA vydána dne 31.8.1988

Anglicky -
PDF - okamžité stažení (3801.60 CZK)

The information about the standard:

Designation standards: BS 4651-4:1988
Publication date standards: 31.8.1988
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Kategorie: Technické normy BS

Annotation of standard text BS 4651-4:1988 :

Applicable to ammonia solutions of concentrations within the range 25% to 35%, by mass, and with a residue after heating of not less than 3 mg/kg. Status: Confirmed