5lot (80piece/lot) pH Meters pH Tester Strips Indicator Paper

Description :
5 lot (80piece/lot) pH Meters pH Test strips Indicator Test Strips 1-14 Paper Litmus Tester Urine & Saliva
High accuracy pH test paper, pH range from 1-14.
pH 1-14 color chart in each pack.
This pack included 5 lot fo pH Meter, each lot has 80 piece test paper.
Size : 7cm x 4.5cm x 0.4cm
Keep dry for the rest paper.
Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
The test strip color changes must be matched with the pH scale color chart within about 15 seconds.
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 :)
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.
Package included :
5 x Set of 80pcs pH paper test
Details pictures :