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Chemical Reagents
Hydrofluoric acid?COA Report
  • CAS No.：7664-39-3
  • Molecular weight：20.01
  • Molecular formula：HF
  • UN Code：1790
  • EC No.：231-634-8
  • HS-No：28111100
Information
Specification category：
Product No. Product name specifications
1.14068.028 Hydrofluoric acid AR500mL
1.14068.038 Hydrofluoric acid CP500mL
1.14068.048 Hydrofluoric acid CP2.5L
1.14068.058 Hydrofluoric acid AR25kg
1.14068.078 Hydrofluoric acid AR2.5L
1.14068.088 Hydrofluoric acid CP21kg
1.14068.098 Hydrofluoric acid AR200L
Characteristic： Appearance and properties:Colorless liquid with pungent odor. Of 40% aqueous solution of product.
Relative density: 1.26 (75%)
Relative vapor density: 1.27
Melting point(℃): -83.1 (pure)
Boiling point(℃): 120 (35.3%)
Concentration: Content: a high concentration of 55.0%; low concentration of 40%.
Solubility: miscible with water.
Technical indicators：
Item AR CP
Assay(HF) ≥40.0% ≥40.0%
Residue on ignition(as SO4) ≤0.002% ≤0.01%
Chloride(Cl) ≤0.001% ≤0.005%
Sulfate and Sulfite(as SO4) ≤0.002% ≤0.005%
Phosphate(PO4) ≤0.0002% ≤0.0005%
Silicofluoride(SiF6) ≤0.04% ≤0.06%
Iron(Fe) ≤0.0001% ≤0.0005%
Heavy metals(as Pb) ≤0.0005% ≤0.001%
Hazard characteristics：

IATA-DGR-UN 1790 HYDROFLUORIC ACID,8(6.1),II

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