Iron Oxide Violet

Specifications:
1) Chroma (standard comparison): similar
2) Fe2O3 (min.): 96
3) Water (%): 1.0
4) Fineness (residue on 320 mesh screen max.): 0.3
5) Water soluble matter (max.): 0.3
6) Oil absorption (max.): 25 - 35%
7) PH valume: 5 - 7
8) Dyeing power (standard comparison): 100?%