Specification Brand : Industrial Test Systems Label : Industrial Test Systems, Inc. Manufacturer : Industrial Test Systems, Inc. NumberOfItems : 3 PartNumber : 1 ProductGroup : BISS Basic ProductTypeName : CHEMICAL_TEST_STRIP Publisher : Industrial Test Systems, Inc. SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41xP89nfmFL._SL75_.jpg SmallImage_Width : 39 Studio : Industrial Test Systems, Inc. Title : 3 Set - Industrial Test Systems 481104 WaterWorks pH Check