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BARIUM SULPHATE AR

(Confirms to IP, BP, USP)
Baryte

COAs

Packings

500 g (00500)

25 Kg (0025K)

1PW1200500 1PDL00030K
Print friendly version
Article No. 01730 Grade AR
Purity 97.5% CAS No. 7727-43-7
Molecular Formula BaSO4 Molecular Weight 233.39
H.S. Code 2833.2700 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White powder
pH value 7 Melting point/ Freezing point [°C] 1580°C
Boiling point [°C] 1600°C Density [g/cm3] 4.5
Solubility in water [% weight] Insoluble in water

Specifications

Appearance Fine, white, odorless, tasteless, bulky powder, free from grittiness Assay (as BaSO4) 97.5 -100.5%
Solubility Practically insoluble in water, in organic solvents, and in solutions of acids and of alkalies Identifications To comply IP, BP, USP tests
Acidity or alkalinity To comply IP, BP tests pH (10% w/w solution) 3.5 –10.0
Acid soluble matter Max 0.3% Oxidisable sulfur compounds To comply BP test
Soluble barium salts Max 0.001% (to comply IP test) Phosphate (PO4) To comply IP tests
Heavy metal (as Pb) Max 0.001% Sulphide (S) Passes test
Arsenic (As) Max 0.0002% Loss on ignition (at 600 ± 50°C) Max 2.0 %
Bulkiness To comply IP tests

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
Revision Date: 04-May-2025

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