barium bromide 
intro:

molecular formula：BaBr2

molecular weight：296.69

CAS NO:     10553-31-8

Usage：Uses in the chemical intermediate and the spice, the cosmetics chemical additive.

 

 

main  content
 99%min
 
PH
 4-7
 
moisture content
 0.5%max
 
chloride
 0.2%max
 
sulphate
 0.05%max
 
waer  insolubles
 0.05%max
 

 

Properties：this product is Colorless monocline crystallization. Density 3.58g/cm3. Melting point 880℃.It is easy to dissolve in the water, the methyl alcohol. It can dissolve in the ethyl alcohol. hardly dissolves in the acetone, the ethyl acetate, two wicked alkane. Heating to 75℃ when loses 1 crystal water, when 120℃ loses 2 crystal water. Virulent! Joins slowly from the hydrobromic acid under the agitation to the hydroxide of barium saturated solution to the pH value 8~9, keeps warm 8h, after the settlement, the filtration, the concentration, cooling crystallizes, the liquid-solid separation, the dry system.