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pigment red 31
Category : Dyestuffs and Pigments
CAS NO : 6448-96-0 EC NO : 229-246-9 MF : C31H23N5O6 MW : 561.5442 Specification : C31H23N5O6 Packing : 25kg per bags then palletised Product description : C.I.Pigment No. Red 31 CAS 6448-96-0 C.I.No. 12355 Physical Properties Specific Gravity 1.3 Specific Surface area(m2/g) ? pH 6 C.I.No. 12360 Specification Color Shade Similar to the standard Color Strength 97-103% of the standard Volatile matter at 105 2.5%max Soluble matter in water 4.5%max Oil absorption 45-55% Finess(100mesh) 5.0%max Fastness to Light 7 Heat 180 Bleeding resistance Water 4 Linseed Oil 3 Acid 4 Alkali 3 Alcohol 2 Xylene 2 Ethyl acetate 2 Uses : used for ink, paint, coating,plastic & textile Synonyms : 12360;C.I. Pigment Red 31;2-Naphthalenecarboxamide, 3-hydroxy-4-(2-(2-methoxy-5-((phenylamino)carbonyl)phenyl)diazenyl)-N-(3-nitrophenyl)-;Pigment Red 31;(4Z)-4-{2-[2-methoxy-5-(phenylcarbamoyl)phenyl]hydrazinylidene}-N-(3-nitrophenyl)-3-oxo-3,4-dihydronaphthalene-2-carboxamide; Molecular Structure : 
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