- Salesworth's Bio-Chemical Products Division is pleased to offer you the following products related to the manufacturing of parenterals & medical devices by the pharmaceutical industry and hospitals. Bacterial Endotoxins Test (BET) / LAL test reagents manufactured by Charles River Endosafe, U.S.A. Biological Indicators manufactured by SGM Biotech, U.S.A. Chemical Indicators manufact ...www.salesworth.com