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SZSE：002741
Chemical Reagents
Barium hydroxide?octahydrateCOA Report
  • CAS No.：12230-71-6
  • Molecular weight：315.46
  • Aliases：Barium hydroxide
  • Molecular formula：Ba(OH)2.8(H2O)
  • UN Code：2923
  • EC No.：241-234-5
Information
Specification category：
Product No. Product Name Specification
1.03675.016 Barium hydroxide?octahydrate AR500g
1.03675.026 Barium hydroxide?octahydrate CP500g
1.03675.036 Barium hydroxide?octahydrate CP25kg
1.03675.056 Barium hydroxide?octahydrate CP25kg
Characteristic： Appearance and propertie: white powder.
Relative density: 4.5
Melting Point(℃): 408
Concentration: Content: Industrial grade level ≥ 98.0%; two ≥ 96.0%; specific level 97.0%.
Solubility: soluble in water, ethanol, soluble in dilute acid.
Heat of combustion (kJ / mol): meaningless
Critical temperature (℃): meaningless
Critical pressure (MPa): meaningless
Technical indicators：
Specification AR CP
Assay [Ba (OH) 2.8 H2O] ≥ 98.0% ≥ 97.0%
Barium content (BaCO3) ≤ 1.0% ≤ 2.0%
Clarity test 3 5
Hydrochloric acid insoluble matter ≤ 0.005% ≤ 0.05%
Chloride (Cl) ≤ 0.003% ≤ 0.02%
Sulfur (S) ≤ 0.0002% ≤ 0.001%
Calcium (Ca) ≤ 0.02% ≤ 0.05%
Iron (Fe) ≤ 0.001% ≤ 0.005%
Strontium (Sr) ≤ 0.08% ≤ 0.15%
Lead (Pb) ≤ 0.001% ≤ 0.002%
Sulfuric acid does not precipitate ≤ 0.02% ≤ 0.05%
Hazard characteristics：

UN 2923 CORROSIVE SOLID, TOXIC, N.O.S.(BARIUM HYDROXIDE),8(6.1),Ⅱ

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