Ammonia gas is absorbed in demineralised water to produce a clear, colourless high-quality ammonia solution with strengths ranging from 10% to 34%.
Product is only supplied in bulk tankers for use in a wide range of applications including in the manufacture of chemical intermediates and fertilisers, as a nutrient in fermentation processes, for the treatment of flue gases to reduce NOx emissions and in the manufacture of personal care and pharmaceutical products.
■ Product data and typical properties
Molecular weight: 35.05
pH (20°C, 1%w/w solution of BP grade): 11.2 (typical)
Appearance: clear colourless liquid
Assay: % w/w as NH3 29.0 ± 1.0
Specific gravity (15.5°C): 0.894 ± 0.004
Specific gravity (20°C): 0.896 ± 0.004
Oxidisable substances: passes BP test
Pyridine and related substances: absorbance at 252 nm passes BP test
Heavy metals: % as Pb < 0.0001
Sulphate: % as SO4 2- < 0.0005
Chloride: % as Cl- < 0.0001
Iron: % as Fe < 0.000025
Carbonate: % as CO3 2- < 0.006
Non-volatile matter (at 105°C): μg/ml as mass < 20
The product is tested using our standard analytical methods.
1000 litre intermediate bulk containers (IBCs).