Assay (Acidim.).......................................................................60,0-62,0 %

MAX. IMPURITIES

APHA colour...........................................................................................10

Insoluble matter in H2O......................................................................... p/t.

Residue on ignition....................................................................... 0,003 %

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

Chlorine (Cl)................................................................................ 0,0005 %

Chlorate (ClO3).............................................................................. 0,001 %

Chloride (Cl)................................................................................ 0,0003 %

Phosphate and Silicate (as PO4)................................................. 0,0005 %

Sulphate (SO4).............................................................................. 0,001 %

Heavy metals (as Pb).................................................................. 0,0001 %

Metals by ICP [mg/Kg (ppm)]

Ag...........................0,1

Al............................0,1

As.........................0,05

Au...........................0,1

Ba...........................0,1

Be...........................0,5

Bi............................0,1

Ca..............................1

Cd.........................0,05

Co...........................0,1

Cr............................0,1

Cu.........................0,05

Fe...............................1

Ga.........................0,05

Ge.........................0,05

Hg...........................0,1

In...........................0,05

K................................1

Li...........................0,02

Mg........................0,05

Mn........................0,05

Mo........................0,05

Na..............................5

Ni..........................0,05

Pb...........................0,1

Pt............................0,1

Sb.........................0,05

Si............................0,1

Sn.........................0,05

Sr............................0,5

Ti...........................0,05

Tl...........................0,05

V...........................0,05

Zn...........................0,1

Zr..........................0,05