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R salt
| Product Type | Dye intermediate |
| Common Name | R salt |
| Chemical Name | Disodium 2-naphthol-3,6-disulfonate |
| Product Name | Disodium 2-naphthol-3,6-disulfonate |
| Cas No. | 135-51-3 |
| Content | ≥80% |
| Packaging specifications | 25kg woven bag |
| Appearance | fine needle-like crystal |
| Preparation |
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