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11.30

2008

Bottle Seal Integrity Determination

Abstract

The determination of bottle seal integrity by gas or liquid loss, crimp tightness or torque, as a measure of any tendency for crowns or screw thread closures to loosen during storage or shipment.
Values depend on bottle sealing surface and neck finish, threads finger tight, closure dimensions, finish and liner, strain release of neck or closure, top loading of bottles, product, length and conditions of storage. The report should include them all.


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