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NILE CHEMICALS|
EOSIN YELLOW |
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SPECIFICATION SHEET |
| CAS No. | 17372-87-1 |  |
| C.I.No. | 45380 | |
| Chemical Formula | C20H6Br4Na2O5 | |
| Molecular Weight | 691.88 | |
| Melting Point | > 300° c | |
| Dye Content | ~88% | |
| Absorption Max (water) | 515 nm - 518 nm | |
| Absorptivity (1%/1 cm) | 1200 - 1400 | |
| Loss On Drying (110 ° c) | < 8% |