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

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%

Safety Information and Hazard Symbols

Corrosion Exclamation Mark            

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