- Paper Size:app 45mm x 7mm (L x W)
- PH 1-14 color chart in each pack
- Color changed in about 15 seconds
- For testing moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat, etc
- The instructions of each of ph strip are printed in ENGLISH as shown on the forth picture.Buyers can get a 100% refund if you receive ones printed in other Languages.
- Paper Size:app 45mm x 7mm (L x W)
- PH 1-14 color chart in each pack
- Color changed in about 15 seconds
- For testing moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat, etc
- The instructions of each of ph strip are printed in ENGLISH as shown on the forth picture.Buyers can get a 100% refund if you receive ones printed in other Languages.