A very bright orange-ish, semi-transparent red, is a synthetic pigment with good lightfastness. It is a good choice as an alternative to Cadmium Red Light.

Pigment Classification: Organic

Color Index Name: PR 112

Color Index Number: 12370

Chemical Description: Naphthol AS-D

Opacity/Transparency: Semi-Transparent

Lightfastness Rating: II

Permanency: Very Good

Munsell Notation Listing: Hue 7.0 R Value 4.25 Chroma 17

Gloss Average: 49.2

Viscosity Range: 400-1000 CPS

CIE L*a*b* Values: L*44.02 a*50.85 b*32.4

Tint Strength: 72.21