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PARAROSANILINE BASE For Microscopy C.I.No.42500 It is used as a stain for the tubercle bacillus & as Endo medium for distinguishing between the coli and aerogenes types of bacterias Parafuchsin, Paramagenta
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Description
| Article No. | 05129 | Grade | For Microscopy |
| Purity | 95% dye content | CAS No. | 467-62-9 |
| Molecular Formula | C19H19N3O | Molecular Weight | 305.38 |
| H.S. Code | 3204.1929 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Dark red powder | ||||
| Odour | Odorless | Melting point/ Freezing point [°C] | 205 °C | ||||
| Decomposition point [°C] | 205 °C | Solubility in water [% weight] | Slightly soluble in water | ||||
Specifications
| Appearance | Purple to reddish brown | Dye content | Min 95% |
| Absorption maxima in ethanol | 540 – 550 nm | Loss on drying | Max 5% |
Safety Information and Hazard Symbols
 |
Symbol: GHS08
Signal Word: Warning
Hazardous Statement: H351
Precaution Statement: P281
Signal Word: Warning
Hazardous Statement: H351
Precaution Statement: P281
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