Home > Pallav Chemicals > Biological Stains and Dyes > p-Rosaniline (base) 95% Dye Content For Microscopy
p-Rosaniline (base) 95% Dye Content 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
Product Code. |
02259 |
Grade |
|
Purity |
95% dye content |
CAS No. |
467-62-9 |
Molecular Formula |
C19H19N3O |
Molecular Weight |
305.38 |
H.S.Code |
3204.19290 |
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 |
Packaging
Specification
| Appearance | Purple to reddish brown |
| Dye content | Min 95% |
| Absorption maxima in ethanol | 544 - 547 nm |
| Loss on drying | Max 5% |
Safety Information and Hazard Symbols
Symbol: GHS08
Signal Word: Warning
Hazardous Statement: H351
Precaution Statement: P281