Green Card Indicator Card – Bowie Dick Test

Green Card Indicator Card – Bowie Dick Test – Pack of 15 The Green Card T Air Removal & Steam Penetration Test is designed for daily monitoring in small pre-vacuum steam sterilizers operating at 134°C for 3.5 minutes to detect the presence of residual air. The pouch packaging prevents the indicator card from being exposed to excessively wet steam conditions that are sometimes present in small steam sterilizers. The Green Card T indicator will change from purple to green when exposed to a steam sterilization cycle with acceptable vacuum cycles.