20 pcs/BOX PH Meters PH Test Strips Indicator Test Strips 1-14/PH 5.4-7.0/PH 3.8-5.4 Paper Litmus Tester/Brand New Measurement

20 pcs/BOX PH Meters PH Test Strips Indicator Test Strips 1-14/PH 5.4-7.0/PH 3.8-5.4 Paper Litmus Tester/Brand New Measurement

20 pcs /BOX PH Meters PH Test Strips Indicator Test Strips 1-14 Paper Litmus Tester/Brand New Measurement & Analysis Instruments 

Specification:

• 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

• Paper Size:app 45mm x 7mm (L x W)

• Weigh:app 3g

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 list:

• 1* ph test  strips

New High Quality Precision PH Indicator PH 5.4-7.0 Test Indicator Paper Litmus Strips 20PCS/BOX

• High-precision
• More accurate

• Can not indicate the Acid or alkali solution when its density was lower than 0.01%.

• Keep dry for the rest paper.

• 1 x  5.4-7.0 pH Test Pape

2017 New High Quality Precision PH Indicator PH 3.8-5.4 Test Indicator Paper Litmus Strips 20pcs/BOX

• High-precision
• More accurate

• Can not indicate the Acid or alkali solution when its density was lower than 0.01%.

• Keep dry for the rest paper.

• 1 x  3.8-5.4  pH Test Paper