Application areas include hazardous synthesis processes such as the Grignard reaction, Friedel-Crafts reaction, and nitration reaction. Superconducting heat transfer, vacuum distillation, FD (freeze-drying), ultra-low temperature cryogenic systems, etc. exhibit physical and chemical properties like flammability, non-volatility, non-corrosiveness, and good low-temperature fluidity within a temperat···
Application Areas
Grignard reaction Friedel-Crafts reaction Dangerous synthesis processes such as nitration reactions. Superconducting heat transfer. Vacuum distillation FD (freeze-drying) ultra-low temperature cryogenic systems, etc.
Physical & Chemical Properties
Flammable Non-volatile Non-corrosive Good low-temperature fluidity
Temperature Range
-60℃—220℃
Precautions
Ensure the system is clean and free of moisture before injection; for large-scale systems, use N whenever possible.2Pressurized closed expansion cycle
Zhongfu No.5 Common Physical Property Table
Temperature | Specific heat capacity (kJ/kg·K) | Thermal conductivity (W/m·K) | Viscosity mPa·s (cp) | Density (g/ml) |
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Reference values for the Zhongfu No.5 anhydrous secondary refrigerant parameter table | |
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Zhongfu No.5 Corrosion Test
Zhongfu No.5 Corrosion Test (Coupon specificationType II immersion for 168h）GBT 18175-2000
Test item | Pre-test weight (g) | Post-test weight (g) | Test duration in hours (g) | Post-test weight loss (mg) | Corrosion rate (g/m2h) | Corrosion rate (mm/a) |
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