160PCS pH Indicator Test Strips 1-14 Laboratory Paper Litmus Tester Urine Saliva

Description

Item Description
Condition: Brand New
Paper Size:app 45mm x 7mm (L x W)
Weigh:app 3g
Package includes:
2 x Set of 80pcs pH test paper
The scale reads from 1 to 14:
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
PH 1-14 color chart in each pack
The test strip color changes must be matched with the pH scale color chart within about 15 seconds
Instruction:
1.Simply press the testing strip to the object or liquid you are testing.
Half second later, take out the paper and using the color chart included,
compare the color change of the paper to find out the acidity level of your testing subject.
2.Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
3.Keep dry for the rest paper
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Estimated delivery time from date of shipment is 20-30 working days from China, over 80% of our customers receive the products within 20 working days (please note that these are estimates; post office and customs delays can occur, if so, please check the information at your local post office, if you still can not get the package, please contact us
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