Specifications |
Appearance |
White crystalline powder. |
Assay |
99 - 101% |
pH (5% water)
|
7.5 - 9.0 |
Loss on drying (at 130 deg C) |
39 - 40.5% |
Chloride (Cl)
|
Max 0.005% |
Nitrogen compounds (as N) |
Max 0.005% |
Phosphate (PO4) |
Max 0.001% |
Sulphate (SO4) |
Max 0.003% |
Calcium & magnesium (as Ca) |
Max 0.005% |
Heavy metals (as Pb) |
Max 0.0006% |
Aluminium (Al)
|
Max 0.005% |
Arsenic (As) |
Max 0.0002% |
Iron (Fe)
|
Max 0.001% |
Potassium (K) |
Max 0.01% |
Reducing substance |
Passes test |
|
Packings |
00500 500 g |
|
05000 5000 g |
|
0025K 25 Kg |
|
0050K 50 Kg |
|
|