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: Inorganic
Color Index Name: PR112
Color Index Number: 12370
Chemical Description: Naphthol AS-D
Opacity/Transparency: Semi-Opaque
Lightfastness Rating: ASTM 2
Permanency: Very Good
Munsell Notation Listing: N/A
Gloss Average: N/A
Viscosity Range: 75-100 CPS
CIE L*a*b* Values: N/A
Tint Strength: N/A

HIGH FLOW ACRYLICS are an ultra-thin paint with ink-like consistency that provide incredible versatility. They can go directly from bottle to airbrush, refillable marker or dip pen and work great for drawing, staining, dripping, pouring, calligraphy and color washes.
High Flow offers a palette that includes many single-pigment colors, as well as Fluorescent and Iridescent colors. While it acts like an ink, it’s an acrylic so it's compatible with other GOLDEN Acrylic colors and mediums.
 
• Detailed Product Information
• Pigment Information
• Safety Data Sheet [PDF]