Bộ 160 giấy quỳ thử độ PH trong nước tiện lợi tại Lotte Market
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welcome to weijiaott. Condition: Brand New. Weigh:app 3g. 1 - 3 indicates a very acidic substance. 7 indicates neudival. 12 - 14 indicates a very high level of alkalinity. The test sdivip color changes must be matched with the pH scale color chart within about 15 seconds. Half second later, take out the paper and using the color chart included,.: Còn hàng
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Giới thiệu Bộ 160 giấy quỳ thử độ PH trong nước tiện lợi tại Lotte Market
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Bộ 160 giấy quỳ thử độ PH trong nước tiện lợi
Description:
Condition: Brand New
Paper Size:app 45mm x 7mm (L x W)
Weigh:app 3g
The scale reads from 1 to 14:
1 - 3 indicates a very acidic substance
4 - 6 indicates an acidic substance
7 indicates neudival
8 - 11 indicates alkalinity
12 - 14 indicates a very high level of alkalinity
PH 1-14 color chart in each pack
The test sdivip color changes must be matched with the pH scale color chart within about 15 seconds
Insdivuction:
1.Simply press the testing sdivip 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
High quality in EU and US quality standard
converse : 1 inch = 2.54cm or 1cm = 0.393 inch
NOTE: the product in the picture maybe larger than actual one,
Please check the size before bidding !!!
Package Includes:
2 x Set of 80pcs pH test paper
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