Raw Umber

Pigment Classification: Natural Inorganic
Chemical Description: Natural Iron Oxide containing Manganese
Opacity/Transparency: 1
Lightfastness Rating: I
Permanency: Excellent
Colour Index Name: PBr 7
Colour Index Number: 77492
Munsell Notation Listing:
Hue: 3.0 Y
Value: 2.50
Chroma: 1.3
Pantone Matching System: 90%Pantone Black
Spectrophotometer Readings: N/A
Viscosity Range: 23000-27000 CPS
PH Range: 8.3-9.0
Gloss Average: 16.59
CIE L*a*b* Values: L*29.25 a*1.04 b*2.67
Tint Strength: 76.39