BS 4651-3:1987

This standard BS 4651-3:1987 Ammonia solution is classified in these ICS categories:

• 71.060.40 Bases

This International Standard specifies a gravimetric method for the determination of the residue after evaporation of ammonia solution for industrial use. The method is applicable to solutions containing not more than 35 % (m/m) of ammonia.

Gravimetric method for evaporation at 105°C, applicable to solutions containing not more than 35% ammonia.