High purity refrigerant gas R508b
15/05/2019High purity Fluorspar Powder
21/05/2019
| 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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