Minimum assay (Perchl. Ac.).......................................................... 99,0 %

pH of 5% solution.......................................................................... 7,0-9,0

MAX. IMPURITIES

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

Loss on drying at 150°C................................................................... 0,5 %

Chloride (Cl).................................................................................. 0,005 %

Phosphate (PO4)........................................................................... 0,005 %

Sulphate (SO4).............................................................................. 0,005 %

Ammonium (NH4).......................................................................... 0,003 %

As............................................................................................. 0,00005 %

Ca................................................................................................. 0,005 %

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

Fe.................................................................................................. 0,001 %

K................................................................................................... 0,002 %

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

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