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Gas tightness test in chemical laboratory Share


Gas tightness test in chemical laboratory

First immerse one end of the catheter in the water, hand close to the outer wall of the container, and pause for a while. If there is air bubble at the mouth of the catheter, release the palm of the hand, the water column rises at the mouth of the catheter, and the water column slowly falls back, indicating that the device is slowly falling back. Not leaking.

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