100Pcs 4.5-9 PH Test Strips Paper Alkaline Acid Indicator Litmus Testing *hl

Description

Description:
Features:
Comes in a nice plastic box that's easy to cary around
Appropriate for testing alkaline or acid level of any liquid
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, alkaline diet, aquariums and more
PH wide range 4.5-9.0, 100 strips per pack With distinct color PH scale for result comparisons
The test strip color changes must be matched with the pH scale color chart within about 15 seconds
Usage:
test liquid ready, take out a test paper, the 2 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
When PH is less than 7, the liquid is acidic
When PH is equal to 7, the liquid is neutral
When PH is greater than 7, the liquid is alkaline
Test paper is PH=6, when the liquid PH is 6, the test paper is completely non color
Note:
Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
Keep dry for the rest paper
Plastic Box Size: 6.7x8.7x1.1cm
Quantity: 1 Set/100 Strips
Note:
Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
Package Contents:
1 Set x PH Test Paper
1 x Plastic Box
Note:
box paper style random
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On Jul-31-21 at 03:44:10 PDT, seller added the following information: