-. Binding : Misc. -. Brand : Micro Essential Lab -. Feature : The color chart has pH matches at [0.0][1.0][2.0][3.0][4.0][5.0][6.0][7.0][8.0][9.0][10.0][11.0][12.0][13.0][14.0] / To measure the surface pH just wet the surface with distilled water / Stroke the surface with the pencil. Wait approximately 15 seconds and compare the resulting color change with the color chart. -. IsAdultProduct : 0 -. Label : Micro Essential Lab -. Manufacturer : Micro Essential Lab -. Model : 1211U12CS -. MPN : 1211U12CS -. NumberOfItems : 6 -. PackageQuantity : 1 -. PartNumber : 1211U12CS -. ProductGroup : BISS -. ProductTypeName : LAB_SUPPLY -. Publisher : Micro Essential Lab -. Studio : Micro Essential Lab -. Title : Micro Essential Lab 1211U12CS 9600 Plastic pH Test Strips, 6.5 - 13.0 pH (Pack of 6)