Specification Brand : Bestway BulletPoint : Acid demand index for use with alkalinity test kit BulletPoint1 : The ideal solution for basic pool and spa water testing BulletPoint2 : 5-in-1 test strip measures: - pH - Free Chlorine - Total Chlorine - Total Hardness - Total Alkalinity BulletPoint3 : Easy colour-match system BulletPoint4 : Measures pH 6.2 to 8.4 , Free Chlorine 0 to 10 ppm, Total Chlorine 0 to 10 ppm, Total Hardness 0 to 1000 ppm and Total Alkalinity 0 to 240 ppm with instant results BulletPoint5 : 18-Month Shelf Life; contains 50 test strips Color : multicoloured ExternallyAssignedProductIdentifier1 : 6942138918908 ExternallyAssignedProductIdentifier2 : 6942138911718 ExternallyAssignedProductIdentifier3 : 06942138918908 ItemName : Bestway 58247-17 58247 Test Strips, Multicoloured ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 16 centimeters ItemPackageDimensions_Width : 9.4 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : swimming-pool-and-spa-accessories Manufacturer : Bestway ModelNumber : 58247-17 NumberOfItems : 1 PartNumber : 58247 ProductDescription : Display Aquachek Red 4in1 Test Strips Our Bromine strips include a test for Total Hardness since warmer water temperatures increase the potential for scale buildup making it particularly important for spa owners to maintain proper hardness levels Get 4 important test results in just one dip Just dip an AquaChek Red strip in your pool or spa water for one second and remove it immediately You get test results in seconds To keep you spa water clean and healthy test the water before and after each use If used in a pool we recommend testing at two ends or sides of the pool a minimum of twice a week Its also a good idea to write down your results each time you test AquaChek Red Tests. Bromine Alkalinity. PH HardnessSpecifications. Color Red ProductSiteLaunchDate : 2014-01-17T14:31:29.861Z Style : Portable SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1