NBN T 03-176-1980
Sodium sulphate for industrial use - Determination of iron content -1,10-Phenanthroline photometric method

Standard No.

NBN T 03-176-1980

Release Date

1979

Published By

BE-NBN

Latest

NBN T 03-176-1980

Scope

This International Standard specifies a 1,10-phenanthroline photometric method for the determination of iron in sodium sulfate for industrial use. The method is applicable to products with an iron content equal to or greater than 0.000 3% (m/m).

NBN T 03-176-1980 history

• 1979 NBN T 03-176-1980 Sodium sulphate for industrial use - Determination of iron content -1,10-Phenanthroline photometric method