Food Packaging Testing -- Leak Detection Instrument,China Labthink price supplier

Labthink provide various Food Packaging testing instruments,including package seal integrity testing, like leak detection instruments. MFY-01 Leak Detection Instrument is one of the food package leak detection instrument. 

Test Method 
Bublle Emission Leak Testing based on ASTM D3078

Procedure
Submerge the specimen in the water within the vacuum chamber, and then evacuate the vacuum chamber to form differential pressure between inside and outside of the specimen. The leakage property could be obtained by observing the steady progression of bubbles from the specimen and how the specimen expands and restores to its original shape after vacuum release.