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Acid Yellow 4

Name:C.I.Acid Yellow 4,C.I.18695

Molecular Structure: Single azo class

380.35, C.I.18695, C.I.Acid Yellow 4, C16H13N4NaO4S, CAS 6359-74-6, Tartrazine J, Yellow RN

380.35, C.I.18695, C.I.Acid Yellow 4, C16H13N4NaO4S, CAS 6359-74-6, Tartrazine J, Yellow RN

 

Molecular Formula:C16H13N4NaO4S
Molecular Weight: 380.35

CAS Registry Number:6359-74-6

Manufacturing Methods : 4-Aminobenzenesulfonic acid diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling.

Properties and Applications: red light yellow. Used for wool and silk dyeing. The heavy metal salt used as organic pigments.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5-6 2-3 1

List of Suppliers:

AcidFast Yellow RN (Colorom SA)

Eniacel Tartrazine J ( Enia Industries Quimicas S.A. )


One Response to “Acid Yellow 4”

  1. […] Acid Yellow 4 Reactive Brown 1 Reactive Blue 194 […]

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