Water Test Litmus Paper Full Range PH Test Paper Indicator Test Strips PH 1-14

Description

Universal pH paper is also great for Science Education, great product to have in every lab and at home to measure and inspect water quality, urine, saliva, soil
PH wide range 1-14, 100 strips per pack With distinct color PH scale for result comparisons
Appropriate for testing alkaline or acid level of any liquid
Package includes:1 Set x PH Test Paper,1 x Plastic Box
Plastic Box Size: 6.7x8.7x1.1cm
Quantity: 1 Set/100 Strips
Comes in a nice plastic box that's easy to cary around
The test strip color changes must be matched with the pH scale color chart within about 15 seconds
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
Usage: test liquid ready, take out a test paper, the 4 color blocks all immersed in the liquid, after 1 seconds to take out, in contrast to the color of the color reading value in 30 seconds
Note:
Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
Keep dry for the rest paper