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o-Anisidine-4-sulfonic acid
1.Uses: intermediate of direct red83, 89 , acid brown83, 86 , etc.
2.Molecular formula: C7H9NO4S
3.Structural formula:
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4.Specification, Technical standard & Packing
| Item | Index |
| Appearance | off white or light yellow crystal |
| Assay | ＞ 98% |
| Packing | carton 25kg/drum or bag 25kg/bag |