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Basic Yellow 2
4,4'-Carbonimidoylbis(N,N-dimethylaniline) hydrochloride
CAS 2465-27-2
Biological stain, ≥90%
Packing 1kg or 25kg/Drum
Auramine O
| Name | Basic Yellow 2 |
| Synonyms | C.I. 41000; Auramine O |
| Molecular Structure |  |
| Molecular Formula | C17H21N3.HCl |
| Molecular Weight | 303.83 |
| CAS Registry Number | 2465-27-2 |
| EC Number | 219-567-2 |
Specification:
Test | Specification |
Appearance | Yellow to Ocher-yellow powder |
Infrared Spectrum | Conforms to Spectrum |
Solubility (Turbidity) | Clear to very hazy |
Dye Content | No less than 90% |
Uses:
1. Acid fast bacteria staining (such as tuberculosis detection)
Used in combination with Rhodamine B, perform fluorescent staining with auramine O-Rhodamine.
2. Fluorescence microscopy observation of microorganisms such as fungi and parasites.
3. Industrial dyes
Used for dyeing materials such as hemp, leather, paper, and synthetic silk.
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