Minimum assay (Acidim.) calc. a.d.s.............................................. 99,0 %

MAX. IMPURITIES

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

Loss on drying at 300°C................................................................... 1,0 %

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

Sulphur compounds (as SO4)....................................................... 0,003 %

Chloride (Cl).................................................................................. 0,002 %

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

Silicate (as SiO2)........................................................................... 0,005 %

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

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

Metals by ICP [mg/Kg (ppm)]

Ag.............................5

Al............................10

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

B...............................5

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

Be.............................5

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

Ca...........................20

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

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

Cr..............................5

Cu.............................5

Fe..............................5

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

Ge.............................5

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

Li...............................5

Mg..........................20

Mn............................5

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

Na.........................200

Ni..............................5

Pb.............................5

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

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

Se...........................20

Si............................20

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

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

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

Tl...............................5

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

Zn.............................5

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