Name:C.I.Acid Red 1,C.I.118050
Molecular Structure: Single azo class
C.I.Acid Red 1,C.I.118050,CAS 3734-67-6,509.42,C18H13N3Na2O8S2,Acid Scarlet G,Acid Red 2G,Acid Red 5B,Acid Red G,Acid Brilliant Fuchsine 2G
Molecular Formula:C18H13N3Na2O8S2
Molecular Weight: 509.42
CAS Registry Number:3734-67-6
Manufacturing Methods : aniline diazo, and 4-Acetamido-5-hydroxynaphthalene-2,7-disulfonic acid coupling.
Applications: Mainly used in strong acid medium in the wool dyeing and the piece dyed wool. Can be directly in the wool fabrics, polyamide fiber and fabric silk printing. Also can be used for leather dyeing, also can be used in the manufacture of color amylum, cosmetics, paper, soap and timber colorants, is used to make the ink. The Barium salt can be used in organic pigments.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater |
| Fading | Stain | Fading | Stain | Fading | Stain |
| ISO | 5 | 3 | 5 | 4-5 | 1 | 4 | 2 | 1 |
| AATCC | 4 | 2 | 2 | 2 | 1 | 1 | 2 | 2
|
