Anhydrous Hydrogen Fluoride CAS 7664-39-3

High purity refrigerant gas R508b
High purity Fluorspar Powder
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Model: MOS 7664-39-3
Place of Origin: Zhejiang,China (Mainland)
CAS: 7664-39-3
Melting point: -35°C
Boiling point: 105°C
Density: 1.15 g/mL at 25 °C(lit.)
Melting point  -35°C
Boiling point  105°C
Density  1.15 g/mL at 25 °C(lit.)
Vapor density  1.27 (vs air)
Vapor pressure  25 mm Hg ( 20 °C)
Fp  112°C
Pka 3.17(at 25℃)
Form  Liquid, Double Sub-Boiling Quartz Distillation
Color  max. 10
Specific Gravity 1.15
Odor Acrid, irritating odor
Water Solubility  soluble
Sensitive  Hygroscopic
Merck  144,790
Exposure limits Ceiling limit 3 ppm (~2.5 mg/m3) as F (ACGIH); TWA 3 ppm (MSHA and OSHA).
Stability: Stable. Hygroscopic. Incompatible with glass, alkali metals, light metals, alkaline earth metals


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