Minimum assay (Compl.)................................................................ 99,0 %

pH of 5% solution...............................................................................≥5,0

MAX. IMPURITIES

Insoluble matter in H2O................................................................. 0,003 %

Insoluble matter in NH4OH................................................................... p/t.

Chloride and bromide (as Cl).......................................................... 0,01 %

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

Iodate (IO3).................................................................................. 0,0006 %

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

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

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

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

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

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

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

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

Na................................................................................................. 0,002 %

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

Pb................................................................................................. 0,002 %

Zn................................................................................................. 0,005 %