Medline Bowie Dick Surgical Instrument Sterilization Test Cards, Steam &slash; Advanced

Manufacturer Description:

More accurate, compact, environmentally friendly and cost effective than traditional Bowie Dick tests.
Test for both air leaks and wet steam content.
Detect air leaks in a pre- vacuum steam sterilizer at 270 degreesF (132 degreesC) at a minimum 3.5-minute exposure.
Distinctive color change is easy to read and not reversible.
Lead-free ink and no toxic heavy metals.