Assay (Acidim.)......................................................................98,0-103,0%

MAX. IMPURITIES

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

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

Chloride (Cl).................................................................................. 0,001 %

Phosphate (PO4)......................................................................... 0,0005 %

Oxalate (C2O4)................................................................................. 0,05 %

Sulphur compounds (SO4)............................................................ 0,005 %

Water (H2O)....................................................................................... 1,0 %

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

As............................................................................................. 0,00001 %

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

Cd............................................................................................... 0,0005 %

Co............................................................................................... 0,0005 %

Cr................................................................................................ 0,0005 %

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

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

K................................................................................................... 0,005 %

Mg.............................................................................................. 0,0005 %

Mn.............................................................................................. 0,0005 %

Na................................................................................................. 0,005 %

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

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

Zn............................................................................................... 0,0005 %