5m 0-14 Roll PH Alkaline Acid Indicator Test Paper StripsWater Urine Saliva Mpia

Description

Feature:
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.
Quick and easy to use.
Provides reliable and accurate pH readings.
Easy to carry.
Appropriate for testing alkaline or acid level of any liquid.
Great product to have in every lab and at home to measure and inspect water quality, urine, saliva, soil, alkaline diet, aquariums etc.
Great for science education.
Usage:
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.
Scale Reads From 0 to 14:
0 - 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
Package included:
1 x PH Test Paper
Note:
Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
Keep dry for the rest paper.
Please allow 0-1cm errors due to manual measurement.
Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.
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Thank you!
-All our products have been checked and packaged in good condition. If the items you received is defective, please inform us within 7 days upon receipt of item, we will replace another new one or refund if stock out (shipping fee is not refundable)
-Buyers have to pay for the return cost and we pay the cost for reshipping.
-Please add a piece of paper written your eBay ID accompanied with the returned item so that we could process the replacement/refund accordingly.