Dosage-form testing
Leak / Vacuum Tester
Checks that packs and containers are sealed, by pulling a vacuum around them and looking for dye ingress, bubbles or a rise in chamber pressure. Covers simple blister leak tests and deterministic vacuum-decay CCI testing.
- Pharmaceutical
- Medical devices
- Food packaging
- Nutraceutical
PREVENTIVE MAINTENANCE
Maintenance checklist
Each use
- Clean the chamber and discard used dye
- Check lid seal and O-rings
Weekly / monthly
- Check vacuum pump oil level
- Leak-check the empty chamber
- Run positive control standards (vacuum decay)
Six-monthly / annual
- Calibrate the vacuum gauge or transducers
- Verify timer
- Service the vacuum pump
SAFETY
Safety precautions
Before you work on the Leak tester
- Glass vacuum chambers can implode; use a safety shield or a chamber rated for vacuum.
- Methylene blue stains skin and clothing; wear gloves and a lab coat.
- Release vacuum before opening the chamber.
In LimsPulse · Calibration Management
Keep every Leak tester in control: usage logs, calibration and maintenance schedules, and automatic blocking of overdue instruments.