Reactive Brill Orange K-Gn, Reactive Orange 5
|Min. Order (kg)||FOB Price|
|300+||US $3 / kg|
Molecular Structure: Single azo class
C.I.Reactive Orange 5,C.I.18279,CAS 70210-21-8,12237-97-7,788.07,C26H17Cl7Na3O10S3,Reactive Brilliant Orange K-4G,Reactive Brilliant Orange K-GN
Molecular Weight: 788.07
CAS Registry Number:70210-21-8,12237-97-7
Manufacturing Methods : 2,4,6-Trichloro-1,3,5-triazine and 4-Hydroxy-7-(methylamino)naphthalene-2-sulfonic acid condensation, its product and the 2-Aminobenzenesulfonic acid coupling, and then between 3-Aminobenzenesulfonic acid condensation.
Properties and Applications: bright orange. Orange red powder. Soluble in water, not sensitive to that fights. The strong sulfuric acid for dark red sauce, precipitation, diluted into a golden brown; In nitric acid for golden yellow, yellow for diluted. The dye water solution is golden brown, add 1 Moore sodium hydroxide to deep yellow, continue to join insurance powder and warm, to light yellow, add a boric acid sodium is still light yellow. Can be used for cotton or viscose fiber dyeing and direct, the dye printing.