Description:

There is a strong correlation between the pH of the body's internal environment and pH paper help you to maintain good healthy body by testing many usual everyday substances, including moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat...etc.

These Litmus Paper Strips are simple to use, easy to carry, test PH ranger for 1 to 14, colour chart printed on each pack for convenience

The 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 indicate a very high level of alkalinity. PH 1-14 color chart in each pack.

Size: 7cm x 4.5cm/2.8 x 1.8 inch
Weight: approx. 7g/pack

Instruction: 1. Place the testing strip onto the object or liquid you are testing, 2. Wait for 15 seconds, take out the paper 3. Match the colour chart included on the packing, compare the colour change of the paper to find out the acidity level of your testing substance. 4. Discard the used strip, Keep dry for the rest test paper

Packing List: 10 packs of pH papers (80 strips each, 800pcs in total)

Note: Cannot indicate the acid or alkali level when its density is lower than 0.01%