bet 365体育旧版-主页(欢迎您)

SZSE:002741
Chemical Reagents
Boric acid COA Report
  • CAS No.: 10043-35-3
  • Molecular weight:61.83
  • Molecular formula:H3BO3
  • EC No.:233-139-2
  • HS-No:28100090
Information
Specification category:
Product No. Product name specifications
1.14001.030 Boric acid  GR500g
1.14001.040 Boric acid  AR500g
1.14001.050 Boric acid  AR25kg
1.14001.060 Boric acid  AR25kg/Sack
1.14001.070 Boric acid  CP500g
1.14001.080 Boric acid  Spec25kg
1.14001.110 Boric acid  GR25kg
1.14001.120 Boric acid  CP25kg
1.14001.150 Boric acid  AR40kg
1.14001.230 Boric acid  AR25kg
1.14001.250 Boric acid  CP25kg
1.14001.280 Boric acid  电容级25kg
1.14001.280 Boric acid  电容级25kg/Sack
1.14001.290 Boric acid  Spec25kg
1.14001.300 Boric acid  Spec25kg
Characteristic: Appearance and properties:Colorless microstrip luster pearl triclinic crystals or white powder, greasy feel, no odor
Relative density: 1.44 (15 ℃)
Melting point(℃): 185 (decomposition)
Boiling point(℃): 300
Concentration: Pure
Solubility: soluble in water, soluble in alcohol, ether, glycerol.
Technical indicators:
Item AR CP
Assay(H3BO3) ≥99.5% ≥99.0%
Clarity of solution ≤2 ≤4
Solubility in Ethanol Pass Pass
Insoluble matter in water ≤0.005% ≤0.02%
Substances not volatilized by methanol ≤0.05% ≤0.3%
Chloride(Cl) ≤0.0005% ≤0.002%
Sulfate(SO4) ≤0.002%v≤0.01%
Phosphate(PO4) ≤0.0005% ≤0.003%
Arsenic(As) ≤0.0001% ≤0.0005%
Calcium(Ca) ≤0.002% ≤0.01%
Iron(Fe) ≤0.0005% ≤0.002%
Lead(Pb) ≤0.001% ≤0.003%
Related Products

Copyright © Guangdong Guanghua Sci-Tech Co., Ltd. GuangDong ICP No. 14033791-1