Assay (Compl.)..................................................................................98 %

pH of 5% solution.......................................................................... 4,0-8,5

Insoluble matter in H2O................................................................. 0,025 %

Acidity (as HNO3)............................................................................ 0,01 %

Alkalinity (as MgO)........................................................................ 0,005 %

Chloride (Cl).................................................................................... 0,01 %

Sulphate (SO4)................................................................................ 0,01 %

Ammonium (NH4)............................................................................ 0,01 %

As............................................................................................... 0,0001 %

Ca................................................................................................... 0,05 %

Cu................................................................................................. 0,002 %

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

Ni.................................................................................................. 0,002 %

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