AirView II Bowie-Dick type test pack, disposable single use test, box of 30

Bowie-Dick type test pack, disposable single use test, box of 30 test packs. The Bowie Dick Test Pack detects the presence of residual air in pre-vacuum steam sterilizers operating at 134C for 3.5 minutes. The indicator sheet will change from blue to dark brown/black when proper sterilization conditions are met and no air is present.