80pcs PH 1-14 Test Paper pH Test Strips Litmus Saliva Urine Water Soil

Size: Paper Size: 45mm x 7mm Features: > Ph 1-14 color chart in each pack,and each pack is attached with a color comparison card, which indicate different Ph values correspond to specific colors. > The test strip is sensitive and fast. Normally, the solution of the test paper will change color immediately after contacting the test paper for 1-2 seconds > Different Ph content discoloration range is different, by comparing the color card ratio: the smaller the number, the stronger the acidity, and the larger the value, the stronger the alkalinity. > testing the pH of some commonly used substances, including urine, sweat.It can also be tested moisturizing soap, water, lemon juice, milk, liquid detergent, moist soil, and so on. Pack contain: 1pk x Litmus Paper Strips (80strips) ~~NOTE~~ READ BEFORE PURCHASE *texture and colour might be slightly different from the picture. due to lighting of environment, monitor and camera setup Add Don’t Pays/RRP