201B Permanent Purple 【product description】 The international pigment index number of 201B permanent purple is purple No. 19, which is widely used in coatings, inks, cosmetics and plastics. Its main features are translucence, blue phase, good fluidity, high temperature resistance and good weatherability. Chemical structure: Purple Powder Trademark: 201B CAS number: 1047-16-1 Ci number : 73900 【physical properties】 Density(g/cm3): 1.14--1.52 Spec…