Pigment Red 3

Brand：Fineland Chem
Product Name：Toluidine Dark Red
Color Index：Pigment Red 3
C.I.No：12120
CAS No：2425 – 85 – 6
EC No：219 – 372 – 2
Chemical Group：β – Naphthol
Chemical Formula：C₁₇H₁₃N₃O₃
Download：PR3 TDS

Pigment Red 3 Characteristic

Pigment Red 3, also known as Toluidine Red, is a bright red with Color Index (C.I.) 12120 and CAS No. 2425-85-6. It is an azo pigment, which is derived from compounds containing R-N=N-R’ functional groups.

Physical Properties

Test Item	Specification
Oil absorption %	33-80
Relative Density	1.34-1.52
Bulk Density/(lb/gal)	11.1-12.6
Melting point/℃	276-278
Specific surface area/(m/g)	8-25
Ph value	6.0～7.1

Fastness Properties (5=excellent, 1=poor) | Light Fastness (8=excellent, 1=poor)

_{Acid Resistance}	4	_{Soap Resistance}	/
_{Alkali Resistance}	5	_{Bleeding Resistance}	4
_{Alcohol Resistance}	4	Light Fastness (8=excellent)	6
_{Ester Resistance}	3	Light Fastness (8=excellent)	6
_{Ketone Resistance}	/	Benzene Resistance	4

Pigment Red 3 Application

Printing Inks: Pigment red 3 has a bright color and moderate lightfastness, and is commonly used in various types of printing inks.
Paints and Coatings: Used in industrial coatings and decorative paints.
Plastics: Suitable for coloring plastics, although its use may be limited by its moderate lightfastness.
Lightfastness: Pigment red 3 has moderate lightfastness, which may limit its use in applications requiring prolonged exposure to sunlight. If a brighter red is required, Pigment Red 254 or Red 178 can be used instead.

Package and Delivery

● 25KG Kraft bag, 500KG Carton Box.
● Lead Time: Normally around 15 days after signed contract.

Pigment Red 3 Advantages

● Vivid Color: Provides an intense, bright red that is very popular.
● Cost Effectiveness: Generally more economical than some other red pigments.
● Versatile: Suitable for a wide range of applications due to its good overall properties.