dye|World dye variety

Name:C.I.Mordant Black 51,C.I.16510

Molecular Structure: Single azo class

C.I.Mordant Black 51,C.I.16510,CAS 5979-27-1,427.32,C16H10N3NaO8S,Diamond Black SP

Molecular Formula:C₁₆H₁₀N₃NaO₈S

Molecular Weight: 427.32

CAS Registry Number:5979-27-1

Manufacturing Methods : 3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid diazotization, and Naphthalene-1,5-diol coupling.

Properties and Applications: black. Soluble in water for bordeaux red, right amount soluble in ethanol for orange red brown. In concentrated sulfuric acid for purple brown, dilution for red wine. Dye aqueous solution to join concentrated hydrochloric acid for red brown; With strong caustic is purple.

List of Suppliers:

Diamond Black SP( IG Farbenindustrie AG )