Division 4.1
United Kingdom
Ammonia solution, approximately 25 % (m/m) NH3 (density at 20 oC approximately 0.91 g/ml), or stronger solution of known concentration.
United Kingdom
Ammonia solution, approximately 25 % (m/m) NH3 (density at 20 oC approximately 0.91 g/ml), or stronger solution of known concentration.