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

Identity..............................................................................................IR p/t.

pH of 10% solution........................................................................ 8,0-9,5

MAX. IMPURITIES

Insoluble matter in H2O................................................................... 0,01 %

Loss on drying.................................................................................. 2,0 %

Residue on ignition (as SO4)........................................................... 0,05 %

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

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

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

Metals by ICP [mg/Kg (ppm)]

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

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

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

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

Ca..............................5

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

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

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

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

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

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

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

K................................5

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

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

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

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

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

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

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

Se..............................5

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

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

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

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

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

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

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

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