Assay (Cerim.).......................................................................99,5-104,5%

Identity according to Pharmacopoeias................................................ p/t.

pH of 5% solution.......................................................................... 3,0-4,0

MAX. IMPURITIES

Appearance of solution........................................................................ p/t.

Insoluble matter in H2O................................................................... 0,01 %

Residual solvents (Ph.Eur./USP)............................................................ p/t

Chloride (Cl).................................................................................... 0,02 %

Phosphate (PO4)........................................................................... 0,003 %

Heavy metals (as Pb).................................................................... 0,005 %

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

Cr.................................................................................................. 0,005 %

Cu................................................................................................. 0,005 %

Fe (III)................................................................................................ 0,3 %

Hg............................................................................................... 0,0003 %

Mg................................................................................................ 0,025 %

Mn.................................................................................................... 0,1 %

Ni.................................................................................................. 0,005 %

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

Zn................................................................................................. 0,005 %