| Brand Name |
Xinxing |
| Place of Origin |
China (Mainland) |
1. Tear one strip, and dip into the liquid. Compare with the standard color after half second, obtain PH. 2. The paper does not apply to a very weak buffer solution and concentration less than 0.01% of the acid-base solution 3. The paper should be stored in a dark dry place, not damp Ph range is : 0.5-5.0 3.8-5.4 5.4-7.0 5.5-9.0 6.4-8.0 8.2-10.0