Assay (Perm.)....................................................................................99 %
pH of 5% solution.......................................................................... 6,0-8,5
Insoluble matter in H2O................................................................. 0,025 %
Acidity (as HCOOH)........................................................................ 0,15 %
Chloride (Cl).................................................................................... 0,03 %
Sulphate (SO4)................................................................................ 0,01 %
Cu................................................................................................. 0,002 %
Fe.................................................................................................. 0,001 %
Ni.................................................................................................. 0,002 %
Pb................................................................................................. 0,002 %
