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| PHENOL RED SODIUM SALT |
| SPECIFICATION SHEET |
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PRODUCTS
| CAS No.
| 34487-61-1 |
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| Chemical Formula | C19H13NaO5S | |||
| Molecular Weight | 376.36 | |||
| Melting Point | 285° c | |||
| Dye Content | ~90% | |||
| Solution Clarity (Water) | To pass | |||
| Transition Range | pH 6.5 - pH 8.0 Yellow to Red violet |
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| Absorptivity (pH 1.2) 503 - 506 nm | 880 - 950 | |||
| Absorptivity (pH 3.0) 430 - 435 nm | 560-620 | |||
| Absorptivity (pH 6.5) 430 - 435 nm | 560 - 620 | |||
| Absorptivity (pH 8.0) 557 - 560 nm | 970 - 1100 | |||
| Loss On Drying (110° c) | < 5% |
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NILE CHEMICALS