Assay (iodometric, FeCl₃·6H₂O): 99.0 - 102.0 %
Identity: passes test
Insoluble matter: ≤ 0.01 %
Free chlorine: passes test
Acidic substances: passes test
Nitrate (NO₃): ≤ 0.01 %
Sulfate (SO₄): ≤ 0.01 %
Total nitrogen (N): ≤ 0.001 %
Total phosphorus (as PO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.005 %
Ca (Calcium): ≤ 0.01 %
Cu (Copper): ≤ 0.003 %
Fe II (Iron II)*: ≤ 0.002 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.005 %
Na (Sodium): ≤ 0.05 %
Zn (Zinc): ≤ 0.003 %



