CATHAY INDUSTRIES > Products > Iron Oxides > CATHAYPURE™ Orange OP2660


Product OverviewTypical PropertiesColor Display

High purity orange iron oxide is an oxide pigment of exceptionally high chemical purity. It is produced
by a strictly controlled manufacturing process. We guarantee this high purity material conforms the
requirements of EC food legislation, COMMISSION REGULATION (EU) No 231/2012. Apart from the
requirements in EC directive, this product also fulfills the purity requirements of FDA regulations (title 21 section 73), which permitted as additives for pharmaceuticals, drugs and cosmetics.

It is an orange color powder as a mixture of anhydrous ferric oxides, or anhydrous iron (III) oxide with
molecular formula Fe2O3 (M.W. 159.7) and hydrated ferric oxides, or hydrated iron (III) oxide with
molecular formula FeOOH (M.W. 88.85).

Properties Description
Appearance Orange Powder
Chemical Composition Fe2O3, Fe2O3.H2O
Particle Shape Irregular
Pigment Index Red 101, Yellow 42
Color Index 77491, 77492
CAS No. 1309-37-1, 51274-00-1





* Tint Tone: reduction with TiO2 1:4.
**The color shades presented here are as accurate as monitor settings allow.**
**They may be different from shades in actual application and are for reference only.**


E Grade
Drugs, Cosmetics, Food Additives, Printing Inks, Others