Assay (Compl.) calc. a.a.s.....................................................99,0-100,5%

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

pH of 5% solution.......................................................................... 5,0-9,2

MAX. IMPURITIES

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

Insoluble matter in H2O................................................................. 0,025 %

Loss on drying at 450°C.........................................................48,0-52,0 %

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

Acidity and alkalinity............................................................................. p/t.

Chloride (Cl).................................................................................. 0,014 %

Phosphate (PO4)........................................................................... 0,002 %

Ammonium (NH4).......................................................................... 0,005 %

Heavy metals (as Pb).................................................................... 0,001 %

As............................................................................................... 0,0002 %

Fe.................................................................................................. 0,002 %

Se................................................................................................. 0,003 %