dye|World dye variety

Name:C.I.Acid Yellow 13,C.I.1319120

Molecular Structure: Single azo class

C.I.Acid Yellow 13,C.I.1319120,CAS 1934-25-4,534.37,C16H9N4Na3O9S2,Fast Light Yellow 3G

Molecular Formula:C₁₆H₉N₄Na₃O₉S₂

Molecular Weight: 534.37

CAS Registry Number:1934-25-4

Manufacturing Methods : 2-Aminobenzenesulfonic acid diazo, and 5-Oxo-1-(2-sulfophenyl)-2,5-dihydro-1H-pyrazole-3-carboxylic acid coupling.

Properties and Applications: colourful green light yellow. The strong sulfuric acid for yellow orange. Used for wool, silk, vinegar and cotton fiber dyeing. The heavy metal salt used in organic pigments.

List of Suppliers:

Fast Light Yellow 3G( Frado )