SODIUM SULPHATE ANHYDROUS Extra Pure

Confirming to BP, USP

Article No. Grade Purity CAS No. Molecular Formula Molecular Weight H.S. Code Shelf Life
SC1826 Extra Pure 99% 7757-82-6 Na2SO4 142.04 2833.1100 60 Months

Packings

500 g,1000 g,5000 g,25 Kg,50 Kg

Physical Properties

Physical state at 20 °C Solid
Colour White crystalline
Odour Odorless
pH value 5.2 - 8 at 50 g/l at 20 °C
Melting point/ Freezing point [°C] 884 °C
Boiling point [°C] 1100°C
Density [g/cm3] 2.68
Solubility in water [% weight] Soluble in water

Specifications

Appearance A white crystalline powder
Assay (Titration after Ion exchange) 99 - 100.5%
Identity Passes test
Appearance of solution Passes test
Acidity or alkalinity Passes test
pH (5% solution in water) 5.2 - 8.0
Chloride (Cl) Max 0.02%
Heavy metal (as Pb) Max 0.001%
Arsenic (As) Max 0.0003%
Calcium (Ca) Max 0.005%
Iron (Fe) Max 0.001%
Magnesium (Mg) Max 0.001%
Loss on drying (at 130°C) Max 0.5%

Safety Information and Hazard Symbols

Symbol
Signal Word
UN No.
IMCO Class No.
Packing Group
Hazardous Statement
Precaution Statement
Risk Statement
Safety Statement
Revision Date : 20-Jul-2022