NBN T 03-126-1980
Sodium hydroxide for industrial use - Determination of silica content - Reduced silico-molybdic comrlex photometric method

Standard No.

NBN T 03-126-1980

Release Date

1979

Published By

BE-NBN

Latest

NBN T 03-126-1980

Scope

This International Standard specifies a reduced silicomolybdic complex photometric method for the determination of silica in sodium hydroxide for industrial use. This method is applicable to products with a silica content (Si02) greater than 10 mg/kg.

NBN T 03-126-1980 history

• 1979 NBN T 03-126-1980 Sodium hydroxide for industrial use - Determination of silica content - Reduced silico-molybdic comrlex photometric method