TECHNICAL   DATA   SHEET Product name: Pigment red 31CAS NO.: 6448-96-0C.I.: 12360            EINECS: 229-246-9Chemical formula: C31H23N5O6Molecular structure: Appearance: Shade: Strength: Odor: Specific gravity: PH value: Oil absorptiveness/%:Solubility:  Volatile at 105±C /%: Soluble in water /%: Fineness (Residues through 80 mesh ) /%: Conductivity us/cm:Alkali resistance:Acid resistance:Water resistance: Oil resistance: Heat resistance: Light fastness: Red powder Similar to the standard 100±5% Weak odor   1.3-1.56.0-9.0 ≤40 Not soluble in water,Website: , ≤1.0 ≤2.0≤5.0 ≤500 4 4 4 3-4 150±C 5-6