Other grades of this product :
| 2-Amino-4,8-naphthalenedisulfonic acid Basic information |
| 2-Amino-4,8-naphthalenedisulfonic acid Chemical Properties |
| 2-Amino-4,8-naphthalenedisulfonic acid Usage And Synthesis |
| Uses | 2-Amino-4,8-naphthalenedisulfonic Acid is used in green preparation method of direct blended blue D 3GL. |
| 2-Amino-4,8-naphthalenedisulfonic acid Preparation Products And Raw materials |
| Raw materials | Nitric acid-->FUMING SULFURIC ACID-->Naphthalene-->Magnesium carbonate | | Preparation Products | Direct Blue 71-->Pigment Red 53:1-->Direct Black 103-->Direct Blending Yellow D-3RNL-->Direct Blend Blue-->Reactive Blue 222-->Reactive Yellow 3-->2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID-->Reactive Yeiiow M-3RE-->Reactive Yellow KE-4RN-->Direct Yellow 86-->PROCION BLUE H-5R-->Durazol Brown 4RNS-->Direct black 75 (C.I. 35870)-->1,5-Naphthalenedisulfonic acid, 3-[[4-[[4-[(4-amino-2,5-dimethylphenyl)azo]-6(or 7)-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-, trisodium salt-->1,5-Naphthalenedisulfonicacid,3-[[4-[[4-[(4-amino-5-methoxy-2-methylphenyl)azo]-6(or7)-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-,trisodiumsalt-->tetrasodium 3,3'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis(naphthalene-1,5-disulphonate)-->Direct Yellow 86-->Direct Black 103-->DIRECT YELLOW 50 |
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