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Pigment Yellow 190

Name:C.I.Pigment Yellow  190,C.I.189785

Molecular Structure: Single azo-Metal Complexes

C.I.Pigment Yellow 188,C.I.21094,CAS 23792-68-9,657.55,C34H30Cl2N6O4,Irgalite Yellow LBF

C.I.Pigment Yellow 188,C.I.21094,CAS 23792-68-9,657.55,C34H30Cl2N6O4,Irgalite Yellow LBF

Molecular Formula:C16H10Cl4N4O7S2

Molecular Weight: 576.22

CAS Registry Number:141489-68-1

Manufacturing Methods : 2-Amino-4,5-dichlorobenzenesulfonic acid diazotization, and 2,5-Bichloro-4-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling, and then into calcium salt.

Properties and Applications:brilliant yellow.

Light Fastness Heat resistance(℃ ) Sodium carbonate(5%) Muriatic acid(5%) Oleic acid PVC migration Soap micelle bleeding
Melting point Stable
Well >300 300 General Poor General General

List of Suppliers:

Palitol Yellow Kl570 ( BASF Aktiengesellschaft )

Pigment Yellow 190(CPMA)


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