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

pH of 5% solution.......................................................................... 6,0-9,0

MAX. IMPURITIES

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

Nitrogen compounds (as N)......................................................... 0,002 %

Chloride and bromide (as Cl).......................................................... 0,02 %

Phosphate (PO4)........................................................................... 0,001 %

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

Iodate (IO3).................................................................................. 0,0003 %

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

Ba................................................................................................. 0,002 %

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

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

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

K..................................................................................................... 0,01 %

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

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

Pb............................................................................................... 0,0005 %