4-4 Di-Nitro Stilbin 2-2 Disulphonic Acid (DNSDA)
| Product | 4-4 Di-Nitro Stilbin 2-2 Disulphonic Acid |
| CAS # | 128-42-7 |
| Molecular Formula | C14H8O10N2S2Na2 |
| Molecular Weight | 474 as Sodium Salt |
| Physical Appearance | Brilliant Pale Yellow Crystal |
| Purity by N.V | 70% Min. |
| Purity by HPLC | 99% Min. |
| Insoluble | 0.3% Max. |
| Form Supply | Semi-Dried Powder |
| Dibenzyl Stilbin | Max. 1% |
| Chloride as NACL | NIL |
| Application | Intermediate in Reactive Dyes & Direct dyes. |
| Storage | Inflammable in nature hence should be kept away from excess heat and fireplace |
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