| Specification |
| Product Name |
NEUTRAL RED |
| Synonyms |
Basic Red 5 |
| CAS NO. |
553-24-2 |
| C. I. No. |
50040 |
| Molecular Formula |
C15H17CIN4 |
| Formula Weight |
288.78 |
| Appearance |
Dark Blackish Green Powder |
| Structure |
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| Tests |
Limits |
| Assay (by spectrophotometry) |
- >97% |
Solubility 0.1%
(in 50% EtOH + 2ml Acetic Acid) |
- Clear Red Solution
|
Absorptivity 1%/1cm,
(50% EtOH + Acetic Acid)
at max. 542.0 nm |
- >1475 |
| Loss on drying at 110C (1hr) |
- <8% |
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| REVISED: 1-1-2012 |
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