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 secon
4.5
2 ratings
5
4
3
2
1
wish they were a bit bigger
D
David · May 18, 2026
It worked as it should would buy again from here if i needed this item again