Mail-in service includes 3 bacterial spore test strips (2 test strips and 1 control strip) per test package. Postage is prepaid and culturing service is included. Monitors all sterilizers including steam, chemical vapor, dry heat, and EtO. Third-party documentation serves as tangible, legal document where proof of sterility testing must be provided. Immediate and confidential notification of test failures. Test results available electronically.