negative pressure sampler
negative pressure sampler, Total:2 items.
The international standard classification for "negative pressure sampler" includes: .
The Chinese standard classification for "negative pressure sampler" includes: .
Professional Standard - Coal
- MT/T 628-1996 Technical Specifications for Negative-pressure Circular Sampler Used for Gas Detector Tube
- MT/T 630-1996 Technical Specifications for Negative-pressure Concertina Sampler Used for Gas Detector Tube
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