BARIUM HYDROXIDE OCTAHYDRATE Extra Pure

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Description

Barium Hydrate

Article No. 01700 Grade Extra Pure
Purity 97% CAS No. 12230-71-6
Molecular Formula Ba(OH)2.8H2O Molecular Weight 315.48
H.S. Code 2816.4000 Shelf Life 60 Months
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Physical Properties

Physical state at 20 °C Solid Colour White Crystalline
Odour Odorless pH value 12.5 at 50 g/l at 20 °C
Melting point/ Freezing point [°C] 78 °C Boiling point [°C] 780°C
Density [g/cm3] 2.18 Solubility in water [% weight] 5.6g/100g water @ 150C

Specifications

Appearance White crystalline powder or crystal or flakes
Assay (acidimetric) Min 97%
Substance insoluble in dilute HCl Max 0.02%
Chloride (Cl) Max 0.05%
Iron (Fe) Max 0.003%
Strontium (Sr) Max 1.0%
Heavy metal (as Pb) Max 0.002%
Carbonates (as BaCO3) Max 2.0%
Sulphide (S) Max 0.005%
Substance not precipitated by dilute H2SO4 (as SO4) Max 0.2%

Packings

500 g 00500
5000 g 05000
25 Kg 0025K
50 Kg 0050K

Safety Information

Symbol: GHS05, GHS07
Signal Word: Danger
UN No.: 3262
IMCO Class No.: 8
Packing Group: II
Hazardous Statement: H302-H314-H332
Precaution Statement: P280-P305 + P351 + P338-P310

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