Acid Red 128
Name:C.I.Acid Red 128,C.I.24125
Molecular Structure: Double azo class
C.I.Acid Red 128,C.I.24125,CAS 6548-30-7,862.28,C37H28N4Na2O12S3,Weak Acid Red BRN,Acid Red S2B
Molecular Formula:C37H28N4Na2O12S3
Molecular Weight: 862.28
CAS Registry Number:6548-30-7
Manufacturing Methods : 3,3′-Dimethoxylbenzidine double nitriding, respectively with the 7-Hydroxynaphthalene-1,3-disulfonic acid and phenol coupling, then use 4-Methylbenzene-1-sulfonyl chloride will of phenol hydroxyl esterification.
Properties and Applications: yellow light red.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5 | 4 | 4 | 4 | 3-4 | 4 | 4-5 | 4-5 |
List of Suppliers:
Weak Acid Red BRN,Acid Red S2B
Hangzhou Xiasha Hengsheng (Sunshine) Chemicals Co.,Ltd.
AACLRed BR ( Aashiana Dyestuffs Inc )
Acid Red 3G ( Jagson Colorchem Ltd )
Acid Red BR( Indo Colchem Ltd )
Acid Red No 12( Exotic Associates )
Anadurm Red M-2BL ( Albion Colours Ltd)
Apollo Nylon Fast Red S2B ( Taiheung Corp )
Atul Acid Milling Red 3B ( Atul Limited )
Colomill Red 2B ( Color Synth Industries Ltd )
DaedoAcid Red S2B ( Daedo Industrial Co. Ltd. )
Dinacid Red 3B (Dintex Dyechem Ltd)
Indacid Milling Red 3B ( Indokem Ltd )
Kenanthrol Red 2BL ( Albion Colours Ltd)
Leadacid Red BRN ( Leadertech Colors Inc. )
Milling Red 2B ( JK Promotions )
Red 128(United Chemie)
Rifa Acid Fast Red S2B (Rifa Industrial Co Ltd)
Rifa Leather Red SB(Rifa Industrial Co Ltd)
Simacid Bordeaux 24902(Simpsons (UK) Ltd)
Sulfon Bordeaux R ( S A des Ets. Steiner )
Tertracid Milling Red 3B (Yorkshire Group pic)
Triacid Milling Red 3B(Chemische Fabriek Triade BV)