| | Purpose | |---|---| | ASTM D4991 | Leakage testing of empty rigid containers by vacuum method | | ASTM D6653/D6653M | Determining the effects of high altitude on packaging systems by vacuum method | | ASTM F2097 | Guide for design and evaluation of primary flexible packaging for medical products | | ASTM F2391 | Measuring package and seal integrity using helium as a tracer gas | | ASTM F2029 | Detecting gross leaks in medical packaging by internal pressurization (bubble test) |
ASTM D3078-02(2021)e1 is a reaffirmed standard for detecting gross leaks in flexible packaging via bubble emission, widely used for quality control in food and medical industries . This destructive, vacuum-based method is effective for packages with headspace gas but may not detect fine, small-scale leaks . For further technical details, visit Accuris Standards store.accuristech.com/standards/astm-d3078-02-2021-e1?product_id=2234091. astm d3078 pdf 2021
ASTM D3078 is a qualitative test method used to identify physical breaches—such as holes, punctures, or faulty seals—in flexible packaging. It relies on a simple physical principle: as a package is submerged and subjected to a vacuum, the internal gas expands and escapes through any existing leaks, creating a visible stream of bubbles. : Detecting "gross leaks" (large breaches). Target Packaging : Flexible or semi-rigid pouches and bags. | | Purpose | |---|---| | ASTM D4991
: A pump capable of reaching levels up to 24.5 inHg . 2. The Procedure ASTM D3078 is a qualitative test method used
| Observation | Verdict per D3078-21 | Action | | :--- | :--- | :--- | | No bubbles for test duration | Pass (Hermetic) | Release batch | | Single, intermittent bubble from same spot | Marginal (Investigate) | Re-test or inspect seal | | Continuous stream of bubbles from any point | Fail | Reject batch; adjust seal parameters | | Bubbles from package edge (seal) | Seal failure | Check temperature, pressure, dwell time |