Incredible PH Test Strip 80 Aquarium Pond Water Strips Iitmus Full-Range Paper Alkaline Acid 1-14 | Инструменты

Incredible PH Test Strip 80 Aquarium Pond Water Strips Iitmus Full-Range Paper Alkaline Acid 1-14 | Инструменты

=Color: yellow/blue/green
Color chart: PH 1-14/PH 3.8-5.4/PH5.5-9.0/PH9.0-14.0/PH6.9-8.4/PH8.2-10.0/PH0.5-5.0/PH6.4-8.0
Size: 7*45mm
Material: paper

Description:
< Application: Can be used for testing moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat and more.
< Easy yo use:
1. Simply dip the test paper into liquid you want to test.
2.The color of strip will change immediately
3. Quickly match this color against the included color chart  to obtain the pH in 15 seconds.
4. The number next to the color on the chart is the testing pH.

Note:
< Test paper should be stored in a dry place to avoid light, and no sour and alkaline air can be stored again.
< When using, please do not immerse the PH bar in the test liquid. It can cause the test results to be displayed incorrectly.
< These PH testing paper can not indicate the acid or alkali solution when its density was lower than 0.01%.
< Use: The test strip color changes must be matched with the PH scale color chart within about 15 seconds.
< Under normal circumstances, the solution of the tested paper will produce color changes one second after contact with the test paper
< Different PH content discoloration range is different, by comparing the color card ratio: the smaller the number, the stronger the acidity, the larger the value, the stronger the alkalinity.

Package list:
1 Pack PH testing paper( (80 strips of each pack)