Minimum assay (Acidim.)............................................................... 99,5 %

Identity..............................................................................................IR p/t.

MAX. IMPURITIES

Insoluble matter in H2O................................................................. 0,005 %

Loss on drying at 105°C................................................................... 0,5 %

Residue on ignition (as SO4)........................................................... 0,01 %

Chloride (Cl)................................................................................ 0,0005 %

Phosphate (PO4)........................................................................... 0,001 %

Oxalate (C2O4)................................................................................. 0,03 %

Sulphur compounds (as SO4)....................................................... 0,002 %

Heavy metals (as Pb).................................................................. 0,0005 %

As............................................................................................. 0,00002 %

Ca................................................................................................. 0,002 %

Cu............................................................................................... 0,0005 %

Fe................................................................................................ 0,0005 %

Mg................................................................................................ 0,002 %

Ni................................................................................................ 0,0005 %

Pb............................................................................................... 0,0005 %