-. Brand : Bestchoicegadget -. EAN : 0732169420718 -. Feature : 1 - 3 indicates a very acidic substance 4 - 6 indicates an acidic substance / 7 indicates neutral 8 - 11 indicates alkalinity / 12 - 14 indicate a very high level of alkalinity. PH 1-14 color chart in each pack. / The test strip color changes must be matched with the pH scale color chart within about 15 seconds. / Size: 7cm x 4.5cm/2.8 x 1.8 inch Packing List: 160 × pH 1-14 Test Paper Strips -. IsAutographed : 0 -. IsMemorabilia : 0 -. Label : United States -. Manufacturer : United States -. MPN : Does not apply -. NumberOfItems : 1 -. PackageQuantity : 2 -. PartNumber : Does not apply -. ProductGroup : BISS -. ProductTypeName : LAB_SUPPLY -. Publisher : United States -. Studio : United States -. Title : Laboratory 160 pH Indicator Test Strips 1-14 Paper Litmus Tester Urine & Saliva -. UPC : 732169420718