Bowie & Dick test packs for monitoring steam sterilisation processes using autoclaves. Manufactured to evaluate the efficacy of air removal and steam penetration in pre-vacuum sterilisers. Consisting of a series of steam penetration (air removal) barriers in the centre of which is a chemical indicator sheet. The test pack should be placed into an empty autoclave chamber and put through a recommended autoclave cycle of 134°C for 3.5 minutes. During processing, the cycle must remove or displace the air from within the barrier material, and replace it with steam throughout the pack. A uniform change from blue to pink indicates adequate steam penetration. The thermochromic ink formulation detects problems with steam quality and can used a diagnostic tool by an autoclave engineer.
- Generally used to monitor performance changes in air removal and steam quality during routine use
- Not hazardous, according to the OSHA Hazard communication standard, 29 CFR 1910.1200 and are free of lead and other heavy metals
- Class 2 indicators
- 121°C for 15 mins, 134°C for 3 - 3.5 mins (pre vacuum)
This product has met the following criteria: