Assay (Acidim.) calc. a.d.s....................................................99,5-101,0%

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

MAX. IMPURITIES

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

Insoluble matter in Na2CO3................................................................... p/t.

Insoluble matter in C2H5OH.................................................................. p/t.

Loss on drying (P2O5)........................................................................ 0,5 %

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

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

Related Substances (HPLC)............................................................. 0,1 %

Salicylic Acid (C7H6O3).................................................................... 0,05 %

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

Sulphate (SO4)................................................................................ 0,04 %

Heavy metals (as Pb).................................................................... 0,002 %