青蓝Blue2679

Ultramarine Blue(UMB)UMB2679 is of high quality. It is corresponding to UK 08 Standard.Its tinting strength is strong. Color shade is bright. Powder is fine with a diameter between 2 and 3 Microns. According to the test result by Pony Test Science and Technology, the heavy metal content meets ASTMF963 and 91-338-EEC Standard. The product quality reaches the advanced level of similar foreign products. It can be widely used in rubber, plastic, cosmetics and food contact material.Ultramarine Blue 2679No.ItemIndex1Color Shade (Compared With Standard Sample)Very Close or Similar2Color Strength in % (Compared With Standard Sample)100±53Water Soluble Content in % (m/m)≤1.504Free Sulfur in % (m/m)≤0.105Volatile Content in % (m/m)≤1.006325 Sieve Residue on 43 Micron Diameter in % (m/m)≤0.107Oil Absorption in % (m/m)25-458PH7.0-10.09Organic Tinting MatterNone10Color Change Test at 140 Degree CelsiusPass