Certol Prochek� S Steam Sterilization Integrators Case TSI440 by Certol GROUP: Sterilization:Monitoring:Biological Indicators Item Description: Steam Sterilization Integrators, 5 11/16" x 7/8", 100/Box , 6 bx/Case Packaging Desc: Integrator Steam Prochek S5.7X.875 100/Box 6Bx/Case Country of Origin: US Harmonized Tariff Code: Product Description: Multiparameter indicator strip for sterilization monitoring inside pouches, cassettes and packs. Ink resists color change until conditions of time, temperature and steam exposure meet sterilization conditions. Immediate results. Easy to use.