Helium vacuum box

Helium vacuum box, Total:9 items.

The international standard classification for "Helium vacuum box" includes: Vacuum technology , Environmental testing , Chemical laboratories. Laboratory equipment .

The Chinese standard classification for "Helium vacuum box" includes: Basic laboratory equipment .

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General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

• GB/T 36176-2018 Vacuum technology--Vacuum leak testing method by helium mass spectrometer
• GB/T 29251-2012 Vacuum ovens

National Metrological Technical Specifications of the People's Republic of China

• JJF 1833-2020 Calibration Specification for vacuum Helium Leaks

Professional Standard - Aerospace

• QJ 3123-2000 Vacuum leaks detection method by helium mass spectrometer

Professional Standard - Machinery

• JB/T 9505-1999 Vacuum drying chamber

Professional Standard - Light Industry

• QB/T 1730-1993 Helium-neon laser facsimile film

Professional Standard - Nuclear Industry

• EJ/Z 4-1978 Vacuum leak test rules for containers and equipment with helium hood method

CZ-CSN

• CSN ON 12 6117-1964 Single cabinet vacuum oven
• CSN ON 12 6116-1964 Laboratory vacuum oven

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