It was discovered in 1802 by French chemist Louis Thnard as an alternative to the expensive lapis lazuli blue pigment
sumi painting
Pigment Classification: MixtureColor Index Name: PB29 / PV23 / PBk7Color Index Number: 77007 / 51319 / 77266Chemical Description: Polysulfide of Sodium-Alumino-Silicate / Carbazole Dioxazine / Nearly Pure Amorphous CarbonOpacity/Transparency: TransparentLightfastness Rating: 2Permanency: Very GoodMunsell Notation Listing: Hue 5
heavyweight student-grade paper is best suited for beginning watercolorists or for experimentation and perfecting techniques
66Viscosity Range: 5000-6000 CPSCIE L*a*b* Values: L* a* b*N/ATint Strength: N/A
Cobalt Blue Hue, 381 (Liquitex Heavy Body) SCHOOL It was discovered in 1802Cobalt Blue Hue, 381 (59ml Tube) A bright blue with green undertones. It is a careful combination of pigments closely resembling genuine cobalt blue. This is thick, high viscosity, pigment rich professional acrylic color, ideal for impasto and texture. With a high concentration of lightfast artist quality pigment and a satin finish, Heavy Body Acrylic gives you rich, permanent color, with crisp brush strokes and knife marks. Specifications Pigment