dye|World dye variety

Name:C.I.Acid Black 66,C.I.30275

Molecular Structure: trisazo class

C.I.Acid Black 66,C.I.30275,CAS 6360-59-4,978.83,C38H25N10Na3O12S3,Melegrana Supra Black MG

Molecular Formula:C₃₈H₂₅N₁₀Na₃O₁₂S₃

Molecular Weight: 978.83

CAS Registry Number:6360-59-4

Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, in acid conditions coupled with 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid, 2,5-Diaminobenzenesulfonic acid diazo, in alkaline conditions and the above the products of coupling, and then and Naphthalene-2,7-diamine coupling.

Properties and Applications: soluble in water for red light black. The strong sulfuric acid for blue, red and black after diluted precipitation. In water solution to join strong hydrochloric acid or sodium hydroxide without change

List of Suppliers:

Melegrana Supra Black MG( Industria Chimica Dott  )