Minimum assay (Acidim.) after dried at 285°C............................... 99,8 %

MAX. IMPURITIES

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

Loss on drying at 285°C................................................................... 1,0 %

Reducing substances I2................................................................ 0,005 %

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

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

Chloride (Cl).................................................................................. 0,001 %

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

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

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

Al.................................................................................................. 0,001 %

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

Ca................................................................................................. 0,005 %

Cu............................................................................................... 0,0005 %

Fe................................................................................................ 0,0005 %

K................................................................................................... 0,005 %

Mg................................................................................................ 0,002 %

Ni................................................................................................ 0,0005 %

Pb............................................................................................... 0,0005 %