Specifications | |
---|---|
Assay (alkalimetric) | ≥ 96.0 % |
Identity | passes test |
pH-value (5 %; water) | 6.0 - 7.5 |
Chloride (Cl) | ≤ 0.002 % |
Sulphate (SO₄) | ≤ 0.01 % |
Heavy metals (as Pb) | ≤ 0.0005 % |
Fe (Iron) | ≤ 0.001 % |
Residue on ignition (as sulphate) | ≤ 0.02 % |
Water | ≤ 2.5 % |