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Quinacridone Violet (PV19)

Pigment Red 21

CAS Number: 6410-26-0 EU Number: 229-096-4 C.I. Number: Pigment Red 21

Trade Name: Fast Red F2R
Chemical Family: Mono azo


Pigment red 21 is a translucent pigment, because it is easy to disperse and has transference resistance, gorgeous color and other features, the pigment is mainly used in:
· Water-based printing paste color;
· Textile coloring;
· Printing coloring, including NC-type ink and other products;
· Air dry paint, latex paint coloring;

Physical and chemical properties

Color shade: yellow
PH: 6.0-7.0
Oil-absorption Value: 34-68ml/100g
Molecular Weight: 401.84
Molecular Formula: C23H16CIN3O2
Density: 1.5


Lightfastness: 7
Heat resistance: 140 ℃
Oil resistance: 3
Waterproof: 4
Acid Resistance: 5
Alkali Resistance: 5

Yuhong is a qualified pigment red 21 manufacturer, the pigment has its CAS number as 6410-26-0 and EU number as 229-096-4. Being a Chinese stock company we mainly provide a wide range of organic pigments with custom need colors. There are other industrial pigments like green pigment, blue pigment and yellow pigment for customers. As we have a lot of production lines, combined with plenty of experience, we can provide quality organic pigments with custom solutions for ink printing, paint and coatings, textile fabric making industries.

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