Nigrosine CAS NO.8005-03-6

1) Name: Acid Black 2 2) Chemical formula: C22H14N6Na2O9S2 3) Usage: Mainly used in dyes for ink and leather dyestuffs, etc. Molecular Form…

1) Name: Acid Black 2 2) Chemical formula: C22H14N6Na2O9S2 3) Usage: Mainly used in dyes for ink and leather dyestuffs, etc. Molecular Formula C22H14N6Na2O9S2 Molecular Weight 616.49 P.H. Value 6.0-7.0 Density(g/cm3) 1.6 Oil Absorption(ml/100g) 35-45 Light Fastness 5 Heat Resistance 180°C Water Resistance 5 Oil Resistance 4 Acid Resistance 5 Alkali Resistance 5 Pay attention: The product must be stored in shade, dry and well-ventilated warehouse. Avoid to be contacted with oxidizing chemicals and combustible organic substance. Keep it away from direct sublight, heat, sparks and open flames. If any of our itms interest you please do not hesitate to contact us, we assure you that we will give immediate response to your enquiry. Your cooperation will be highly appreciated.