Direct Yellow 4 3051-11-4, China Direct Yellow 4 3051-11-4 Manufacturers, China Direct Yellow 4 3051-11-4 Suppliers

Direct Yellow 4

Category :

Dyestuffs and Pigments

EC NO : 221-267-1

Molecular Formula : C₂₆H₂₀N₄O₈S₂

Main Specifications :

Synonyms : C.I. 24890;C.I. Direct Yellow 4 (VAN);C.I. Direct Yellow 4, disodium salt;C.I. Direct Yellow 4, disodium salt (8CI);disodium 2,2'-(E)-ethene-1,2-diylbis{5-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazino]benzenesulfonate};2,2'-(E)-ethene-1,2-diylbis{5-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazino]benzenesulfonic acid};2,2'-ethene-1,2-diylbis{5-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazino]benzenesulfonic acid};

Package: 25KG

Molecular Structure:

Product description: Direct Yellow 4 {Color Index}: C.I.Direct Yellow 4 {CAS No.}: 3051-11-4 {Molecular Formula}: C26H18N4Na2O8S2 {Appearance}: Nacarat Even Powder {Strength}: 100 % {Shade Tone}: Approximately to the standard. {Moisture %}: 5.0 Max {Insoluble Substance in Water %}:1.0 Max {Degree of Fineness (80 Mesh) %} : 5.0 Max (Note: The Fineness is detected by the content of the screenings by 80 Mesh Sieve) Test Type: AATCC Colour fastness to acid: 3 Colour fastness to alkalis: 1 Colour fastness to high temperature: 2 Colour fastness to light: 5 Colour fastness to soaping: 1 Colour fastness to water: 3 {Packages}: 25kg or 40kg Iron Drum/ Fibre Drum/Carton, or meet the requirements of customers. Payment: T/T or L/C Minimum Order: 1000KGS Origin: Dongguang County Honghao Dyeing Chemical Co.ltd, Hebei Province, China

Send your inquiry to Direct Yellow 4 supplier

Company：	Hebei Dongguang Honghao Dyes Chemical Co.,Ltd.
Contact：	Yolanda Liu
Phone：	86-317-7896222 / 7896333
Mobile phone：	13931707530
Fax：	86-317-7727900
E-mail：	Contact Supplier
Website：	http://www.honghaochem.com
Address：	Yuqiao Industrial Developing Zone, Dongguang County, Hebei Province
Zip Code：	061600