Description <br> Description: <br> <br> <br> PH 1-14 universal indicator papers <br> <br> Take universal alkaline / tests with this pack of80 Litmus paper strips <br> <br> each pack <br> <br> Test Range: PH 1-14 <br> <br> Test Paper Amount: 80 strips <br> <br> Test Paper Size (L x W): Approx. 2.4 x 0.35 inch / 6 x 0.9cm <br> <br> <br> <br> Instruction: <br> <br> <br> Make sure the solution to be tested is safe before using <br> <br> Dip the strip into the solution to be tested for half a second, take out and contrast with the color chart, you PH values <br> <br> 1 - 3 indicates a very ic substance <br> <br> 4 - 6 indicates an ic substance <br> <br> 7 indicates neutral <br> <br> 8 - 11 indicates alkalinity <br> <br> 12 - 14 indicates a very high level of alkalinity <br> <br> <br> <br> Note: Please be reminded that these test papers are for general testing, not the accurate testing. <br> <br> <br> Package Includes: <br> <br> <br> 1 x Test papers( pack of 80 strips ) <br>