liquid nitrogen vacuum
liquid nitrogen vacuum, Total:2 items.
The international standard classification for "liquid nitrogen vacuum" includes: Cans. Tins. Tubes .
The Chinese standard classification for "liquid nitrogen vacuum" includes: Pharmaceutical processing machinery and equipment , Refrigeration equipment .
Professional Standard - Machinery
- JB/T 20146-2012 Pharmaceutical Vacuum Freeze-dryer with liquid Nitrogen refrigeration
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 16876-1997 Test methods for interspace vacuum of liquid nitrogen containers
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