Umber CAS NO.12713-03-0

Umber & Sienna is an indispensable material in wood painting, especially in the American Style painting. Umber & Sienna got name from their original p…

Umber & Sienna is an indispensable material in wood painting, especially in the American Style painting. Umber & Sienna got name from their original product place. Umber & Sienna have the advantages of light fastness, non-toxic. Being used on the wood coloring can get clear grain, gives the wood furniture an ornamental effect of glance, sober and natural. Code Burnt Umber BU-5511 Brown Powder Burnt Umber BU-5512 Brown Powder Raw Umber BU-5512 Brown Powder Raw Sienna BS-5531 Yellow Powder Raw Sienna BS-5531 RedPowder Vandyke Brown VD-5551 Brown Powder Main Technical Properties Transparency Similar Relative Tinting Strength% 95-105% 105℃Volatile Matter% ≤1.5% Water Soluble Matter% ≤0.5% Residue on 45um Mesh% ≤0.1% PH Value 6.5-7.5 Oil absorption g/100g 28-35 Color Index Brown 7 77491 Application area: Wood coatings, artists’ colors.