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Specifications

CAS NO.:12227-89-3
HS Code: 25304000
Chemical Name: Fe2O3
Color:red, yellow ,black ,blue ,green
Appearance: powder
Solubility: Soluble in water,but no reaction with water. Soluble in acid, and have acid reaction.
Usage: 
     1) Used in many types of paints, including anti-rust paint, water-soluble indoor/outdoor paints and oil-based paints.
     2) Used for dyeing construction materials, such as mosaic bricks, for concrete bricks, pavement, colorful tiles, roofing tiles and man-made marble. Colors for ceramic body.
     3) Used in paper industry, esp. rice paper.
     4) Used for surface coloration of plastic epoxy floor, color for pitch.
     5) Used as a more fade-resistant dye for plastics.
     6) Pigment for Cosmetic,
     7) Coloring Sugar-coat for medicine tablets
 
Specification:
 
Item
Quality Index
Fe2O3 Content % ≥
95
Matter volatile at105°C % ≤
0.8
Soluble matter in water % ≤
0.3
Residue after sifting(45 um) % ≤
0.5
PH in extract water
5-7
Oil absorption g/100g
15-25
Cao content % ≤
0.3
Colour (compared with standard)
Approximate
Tinting strength(compared with standard) % ≥
95