Specification Test Results
|
Assay |
Min. 99.5 % |
|
Solution in water |
Passes test |
|
Alkalinity |
Max. 0.002 meq/g |
|
pH (20°C; 5 %) |
5.7 - 9.2 |
|
Heavy metals (as Pb) |
Max. 2 ppm |
|
Insolubility in water |
Max. 50 ppm |
|
Loss on drying (150°C) |
Max. 0.2 % |
|
Reducing substances (as I) |
Max. 10 ppm |
|
Total N (Nitrogen) |
Max. 10 ppm |
|
Cl + Br (as Cl) |
Max. 100 ppm |
|
IO3 (Iodate) |
Max. 2 ppm |
|
PO4 (Phosphate) |
Max. 10 ppm |
|
SO4 (Sulphate) |
Max. 10 ppm |
|
As (Arsenic) |
Max. 0.1 ppm |
|
Ba (Barium) |
Max. 20 ppm |
|
Ca (Calcium) |
Max. 10 ppm |
|
Cu (Copper) |
Max. 2 ppm |
|
Fe (Iron) |
Max. 2 ppm |
|
Mg (Magnesium) |
Max. 5 ppm |
|
Na (Sodium) |
Max. 0.03 % |
|
Pb (Lead) |
Max. 5 ppm |
