Other name: chrome leather powder

Grade: AR

Chromium trioxide: 0.2 ~ 0.5%

Loss on drying: ≤ 18%

Tannic acid absorption test: qualified

Physicochemical properties (the following information is for reference only): slightly grayish blue flocculent powder. Slightly putrid. It is easy to absorb water. After absorbing water, it can combine with a variety of metal complexes and tannic acid, and turn skin protein into leather fiber

Usage: This product is only for scientific research, and cannot be used for other purposes. Determine tannic acid. Indirect determination of the contents of plant gum and artificial tannin

Save: RT