Assay (Perm.), w/w.................................................................30,0-32,0 %

Assay (as O2 vol.)(Perm.)............................................................... 110 vol.

MAX. IMPURITIES

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

Non-volatile matter....................................................................... 0,002 %

Acidity.................................................................................. 0,0006 meq/g

Nitrogen compounds (as N)....................................................... 0,0004 %

Chloride (Cl)................................................................................ 0,0001 %

Phosphate (PO4)......................................................................... 0,0002 %

Nitrate (NO3)................................................................................ 0,0002 %

Sulphate (SO4)............................................................................ 0,0005 %

Ammonium (NH4)........................................................................ 0,0005 %

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

Metals by ICP [mg/Kg (ppm)]

Ag.........................0,05

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

As...........................0,5

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

B.............................0,5

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

Be.........................0,02

Bi..........................0,05

Ca...........................0,5

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

Co.........................0,02

Cr..........................0,02

Cu.........................0,02

Fe............................0,1

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

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

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

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

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

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

Mg..........................0,1

Mn........................0,02

Mo........................0,02

Na..............................1

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

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

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

Sb.........................0,02

Sr..........................0,02

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

Tl...........................0,02

V...........................0,02

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

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