B37
French Ultramarine Light Extra

Colour name: French Ultramarine Light Extra
Colour number: 37
Series: B
Pigment classification: Synthetic ultramarine- oxide of cobalt and aluminium
Colour index: PB29-PB28
Colour index number: 77007
Lightfastness: Lightfast pigment according to ASTM category 1 and 2
Opacity/transparency: Semi transparent