Identity according to Pharmacopoeias................................................ p/t.
MAX. IMPURITIES
Appearance of solution........................................................................ p/t.
Insoluble matter in H2O......................................................................... p/t.
Loss on drying at 105°C................................................................. 12,0 %
Residue on ignition (as SO4)............................................................. 0,1 %
Gum, dextrin, salts and sugars............................................................ p/t.
Organic volatile impurities..................................................................... p/t
Resinous substances........................................................................... p/t.
Heavy metals (as Pb).................................................................... 0,004 %
As............................................................................................... 0,0003 %
Cu................................................................................................. 0,003 %
Ni.................................................................................................. 0,003 %
Pb................................................................................................. 0,003 %
