Assay (Iodom.)...................................................................................98 %
Insoluble matter in H2O................................................................. 0,025 %
Loss on drying at 130°C................................................................... 0,2 %
Nitrogen compounds (as N)........................................................... 0,01 %
Bromate, bromide, chlorate and chloride (as Cl)............................ 0,05 %
Sulphate (SO4)................................................................................ 0,01 %
Cu................................................................................................. 0,002 %
Fe.................................................................................................. 0,002 %
Ni.................................................................................................. 0,002 %
Pb................................................................................................. 0,002 %
