Minimum assay (Acidim.)............................................................... 98,0 %

MAX. IMPURITIES

Insoluble matter in H2O................................................................... 0,02 %

Phosphorus(III) oxide (P2O3)............................................................ 0,02 %

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

Heavy metals (as Pb).................................................................... 0,005 %

As................................................................................................. 0,005 %

Metals by ICP [mg/Kg (ppm)]

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

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

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

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

Ca............................50

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

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

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

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

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

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

Hg............................10

K..............................50

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

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

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

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

Na............................50

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

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

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

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

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

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

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

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

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

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

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

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