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

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

Melting range............................................................................ 144-147°C

MAX. IMPURITIES

Insoluble matter in C2H5OH............................................................ 0,02 %

Loss on drying at 105°C......................................................................1 %

Residue on ignition (as SO4)............................................................. 0,1 %

Chloride (Cl).................................................................................... 0,05 %

Sulphate (SO4)................................................................................ 0,01 %

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

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

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

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