The TOSI® Instrument Washer Test Indicator Strip from Healthmark Industries, available through LabSupplies, delivers professional-grade performance for clinical, surgical, and laboratory settings. Instrument Cleaning Test TOSI®. Backed by McKesson quality and fast, reliable fulfillment.Features & Benefits TOSI is the first device to provide a consistent, repeatable, and reliable method for evaluating the cleaning effectiveness of the automated instrument washer. The routine use of this test will help insure that your instrument washer is performing at a consistent level, enhancing the routine visual inspection of instruments. TOSI complies with AAMI and AORN guidelines as well as ASTM Guide D7225. Specifications Manufacturer Healthmark Industries Manufacturer Number (MPN) WT101 Brand TOSI® McKesson Item # 538097 Unit of Measure Case Quantity per Unit 30 Country of Origin United States For Use With For Automatic Washers California Prop 65 Yes Prop 65 Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov