Page 1 of 1
Sodium sulfate decahydrate pure Ph. Eur., USP
Synonym
A1375
Na2SO4 · 10H2O We herewith confirm that this product meets the
requirements of the European Pharmacopoeia (Ph. Eur. 9.0)
and the US Pharmacopoeia (USP 40). state of matter
Solid Solubility (20°C)
420 g/L (H2O) Melting point
32.4°C Formula
Na2O4S · 10H2O M
322.19 g/mol CAS-No.:
7727-73-3 HS-No.:
28331100 EC-No.:
231-820-9 Storage:
RT LGK:
10 - 13 Disposal:
14 WGK:
nwg Specification
Assay (titr., calc. on dried subst.)
99.0 - 100.5 % Appearance of solution
passes test Identity
passes test Acidic/alkaline react. subst.
passes test Heavy metals (as Pb)
max. 0.001 % Loss on drying
52.0 - 57.0 % Chloride
max. 0.02 %