Form liquid M.F NH3 M.W. 17.03 Colour colourless Appearance clear Moisture 0.02% Odour pungent Odour threshold 17 ppm pH value at 17g/l H2O (20oC) ~11.6 pH: Highly alkaline PH 1.0 Naq.Sol=11.6 PH 0.1Naq.Sol=11.1 PH 0.01Naq.Sol=10.6