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必应染料-您身边的染料专家

Direct Yellow 73

Name:C.I.Direct Yellow 73,C.I.24850

Molecular Structure: Double azo class

C.I.Direct Yellow 73,C.I.24850,CAS 6459-73-0,758.55,C28H18N4Na4O12S2,Garuda Soga Yellow 2G

C.I.Direct Yellow 73,C.I.24850,CAS 6459-73-0,758.55,C28H18N4Na4O12S2,Garuda Soga Yellow 2G

Molecular Formula:C28H18N4Na4O12S2

Molecular Weight: 758.55

CAS Registry Number:6459-73-0

Manufacturing Methods : 1,2-Bis(4-nitro-2-sulfophenyl)ethane double nitriding, and 2-Hydroxybenzoic acid (2 Moore) coupled.

Properties and Applications: green light yellow. Soluble in water for green light yellow, slightly soluble in alcohol. The strong sulfuric acid for gold in orange, no change after diluted. The dye solution to join strong hydrochloric acid for orange, precipitation; With strong sodium hydroxide solution for gold orange.

List of Suppliers:

Garuda Soga Yellow 2G( Vondelingerplaat Dyestuffs BV )


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