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Napthol Red 146

Pigment Red 146

CAS Number: 5280-68-2 EU Number: 226-103-2 C.I. Number: Pigment Red 146

Trade Name: Fast Pink FBB
Chemical Family: Mono azo


Pigment Red 146 is a translucent dosage form pigment, mainly used in follow applications:
· Due to steam resistance, it can be used for solvent ink coloring with thermal stability 200 ℃ / 10min;
· Due to strong lightfastness, it can be used for architectural coatings and latex paint coloring;
· In addition, it can also be used for food packaging ink, hard PVC, textile coloring.
· And when mixed with Pigment Yellow 83 and carbon black becoming brown, it can be used for wood coloring.

Physical and chemical properties

Color shade: blue
PH: 6.0-7.0
Oil-absorption Value: 65-70ml/100g
Fluidity: 21mm
Particle shape: small slices
Average particle size: 8.15μm
105℃Volatile: ≦3.0%
residue on sieve: 120mesh ≦0.1%
specific surface area: 36-40m2/g
Molecular Weight: 611.04
Molecular Formula: C23H27CIN4O6


Lightfastness: 7
Heat resistance: 190℃
Oil resistance: 5
Waterproof: 4
Acid Resistance: 4
Alkali Resistance: 4

Yuhong is a truthful pigment red 146 manufacturer, the pigment has its CAS number as 5280-68-2 and EU number as 226-103-2. Being a Chinese stock company we mainly provide organic pigments with a large models of color selections. There are others like green pigment, blue pigment, orange pigment, and yellow pigment used as industrial colorants. As we have a lot of production lines, combined with experience and using quality testing equipment, we can provide quality pigment powder with custom solutions for industrial coloring needs, like coating coloring, textile coloring, plastic coloring, etc.

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