Minimum assay (HPLC).................................................................. 99,0 %

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

Melting range............................................................................ 199-202°C

MAX. IMPURITIES

Insoluble matter in H2SO4............................................................... 0,01 %

Residue on ignition (as SO4)........................................................... 0,02 %

Sensitivity to carbonyl group................................................................ p/t.

Chloride (Cl).................................................................................... 0,01 %

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

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

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

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

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