1Roll/5M Laboratory Ph Indicator Test Strip 1-14 Paper Litmus Alkaline Acid

Specification: Box material: plastic Paper length: 5m / 16ft Scale Reads From 1 to 14: 1 - 3 indicates a very acidic substance 4 - 6 indicates an acidic substance 7 indicates neutral 8 - 11 indicates alkalinity 12 - 14 indicates 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 Instruction: Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of The paper to find out the acidity level of your testing subject. Can not indicate the Acid or alkali solution when its density was lower than 0.01. Keep dry for the rest paper. Package Include: 1 pc x 5m pH Test Paper Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 2-3 measuring deviation due to manual measurement. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.