ASTM D3078-02(2021)e1

Podrobné informace

Označení: ASTM D3078-02(2021)e1

Datum vydání: 15.01.2021

Stran: 3

Země: Americká technická norma

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Anotace

This test method covers the determination of gross leaks in flexible packaging containing a headspace gas by bubble emission. A vacuum chamber shall be any transparent container capable of withstanding approximately one atmosphere pressure differential, fitted with a vacuum-tight cover. A vacuum gage, an inlet tube from a source of vacuum, and an outlet tube to the atmosphere shall be connected to the chamber cover. Use an immersion fluid which does not degrade the package being tested. The test sample and test fluid shall be at equilibrium with normal room temperature. The procedures for testing are presented in details.


Keywords:
bubble emission, determination, flexible packaging, leaks,, ICS Number Code 55.040 (Packaging materials and accessories)