Minimum assay (Acidim.)............................................................... 99,5 %

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

Melting range............................................................................ 122-123°C

MAX. IMPURITIES

Insoluble matter in CH3OH........................................................... 0,005 %

Residue on ignition (as SO4)......................................................... 0,005 %

Reducing substances to KMnO4.......................................................... p/t.

Chlorine compounds (as Cl)......................................................... 0,005 %

Sulphur compounds (as S)........................................................... 0,002 %

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

As............................................................................................... 0,0003 %

Cu................................................................................................. 0,001 %

Fe.................................................................................................. 0,001 %

Ni.................................................................................................. 0,001 %

Pb................................................................................................. 0,001 %