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SODIUM SULPHATE ANHYDROUS Extra Pure

Confirming to BP, USP
Thenardite

COAs

Packings

500 g (00500)

1000 g (01000)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1200750 1PW1206500 1PDL00030K 1PDL00040K
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Article No. 06014 Grade Extra Pure
Purity 99% CAS No. 7757-82-6
Molecular Formula Na2SO4 Molecular Weight 142.04
H.S. Code 2833.1100 Shelf Life 60 Months

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%
Revision Date: 20-Jul-2022

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