Transparent Red Iron Oxide Pigment Classification: Synthetic Inorganic Chemical Description: Synthetic Iron Oxide Opacity/Transparency: 8 Lightfastness Rating: I Permanency: Excellent Colour Index Name: PR 101 Colour Index Number: 77891 Munsell Notation Listing: Hue: 5.0 YR Value: 2.50 Chroma: 6.0 Pantone Matching System: 175 Spectrophotometer Readings: N/A Viscosity Range: 14000-20000 CPS PH Range: 8.7-9.0 Gloss Average: 43.15 CIE L*a*b* Values: L*32.80 a*16.85 b*8.85 Tint Strength: 83.51