Specification:
- 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
- Paper Size:45mm x 7mm
Specification:
- Weigh: 3g
- Original box: no
- Paper Size:45mm x 7mm
Package list:
- 1* ph test strips=80 stretch
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