Description:

Material:Water Testing Kits is made of paper material.
Easy to use: Immerse the drinking water test strip in water for 2 seconds, hang it in the air for about 30s, and Compare the reaction zone of the test strip to the color of the color chart to read the reading.The colorimetric time should be controlled at about 30s, too long or too short will affect the reading.
Easy to carry: test strips are easy to use even for beginners.
Occasion: Test strips are suitable for urine, water quality, cosmetics, Saliva, Soap, Soil, Aquariums, and etc.
Wide range:ph 4.5-9.0 pH test paper,Everything you need to test.

Size Chart:

9cmx5mm/3.54inchx0.20inch

Package Includes:

100 PH test papers

Note:

Please allow slightly errors due to manual measurement and different monitors.