Packings
05974
Article No. 05974
Purity 99.5%
Molecular Formula Na2HPO4.2H2O
H.S. Code 2835.2990
Grade AR
CAS No. 10028-24-7
Molecular Weight 177.99
Shelf Life 60 Months

Physical Properties

Specifications

Safety Information and Hazard Symbols

Symbol:


Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 9.1
Solubility in water [% weight] Soluble in water

Specifications

Appearance White crystalline powder Assay (acidimetric) Min 99.5%
pH (5% solution in water) 8.8 - 9.4 Chloride (Cl) Max 0.001%
Sulphate (SO4) Max 0.005% Total nitrogen (N) Max 0.001%
Heavy metal (as Pb) Max 0.001% Iron (Fe) Max 0.001%
Potassium (K) Max 0.005%

Safety Information and Hazard Symbols

Safety Statement: 22-24/25