Pigment Red 170(F5RK)
Synonyms: C. I. Pigment Red 170
C. I. 12475
4-[[4-(Aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3
-hydroxynaphthalene-2-carboxamide

Foreign relative brand:
Aquapak Naphthol Aryl Red F3-SCH (TIC)
Cartaren Red F5RK (CLAR)
Graphtol Red F3RK 701 (CLAR)
Novoperm Red F3RK 70 (CLAR)
Red PEC-056 (SUM)

1. Product Name
Trade Name: Fast Red F5RK
C. I. Number: Pigment Red 170
CAS Number: 2786-76-7
EU Number: 220-509-3
Chemical Family: Mono azo

2. Physical, Chemical and Fastness Properties
Molecular Weight: 454.48
Molecular Formula: C26H22N4O4
P. H. Value: 6.5-7.5
Density: 1.5
Oil Absorption (ml/100g)%: 40
Light Fastness: 7
Heat Resistance: 180º C
Water Resistance: 5
Oil Resistance: 5
Acid Resistance: 5
Alkali Resistance: 5

3. Application:
Main Application: Universal