Specification Amount : 0.00 Brand : Industrial Test Systems CurrencyCode : USD Label : Industrial Test Systems, Inc. Manufacturer : Industrial Test Systems, Inc. NumberOfItems : 4 PartNumber : 480008 ProductGroup : BISS Basic ProductTypeName : CHEMICAL_TEST_STRIP Publisher : Industrial Test Systems, Inc. SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41fqoXQnaLL._SL75_.jpg SmallImage_Width : 39 Studio : Industrial Test Systems, Inc. Title : 4 Set- Industrial Test Systems WaterWorks 481108 Total Hardness Test Strip, 3 Second Test, 0-1000ppm Range, Our #1 Test Strip for Total Hardness, Bottle of 50 Tests, Tan