Assay (Acidim.)......................................................................99,0-101,0%

pH of 5% solution.......................................................................... 4,2-4,5

MAX. IMPURITIES

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

Nitrogen compounds (as N)......................................................... 0,001 %

Chloride (Cl)................................................................................ 0,0005 %

Sulphate (SO4).............................................................................. 0,003 %

Heavy metals (as Pb).................................................................. 0,0005 %

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

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

Cu............................................................................................... 0,0002 %

Fe................................................................................................ 0,0005 %

Mg................................................................................................ 0,005 %

Ni.................................................................................................. 0,001 %

Pb............................................................................................... 0,0002 %