Minimum assay (Iodom.)................................................................ 97,0 %

MAX. IMPURITIES

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

Chloride (Cl).................................................................................. 0,005 %

Phosphate (PO4)........................................................................... 0,002 %

Thiosulphate (S2O3)......................................................................... 0,05 %

Heavy metals (as Pb).................................................................... 0,001 %

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

Metals by ICP [mg/Kg (ppm)]

Al...............................5

Au..............................5

Ba..............................5

Bi...............................5

Cd..............................5

Co..............................5

Cr.............................10

Cu............................10

Fe.............................10

Ga..............................5

In................................5

Mg.............................5

Mn...........................10

Mo.............................5

Ni.............................10

Pb............................10

Pt...............................5

Sb..............................5

Si...............................5

Sn..............................5

Sr...............................5

Ti................................5

Tl..............................10

V................................5

Zn............................10

Zr...............................5