Crystal Violet
CAS 548-62-9·C₂₅H₃₀ClN₃
Gram stain primary dye, supplied in AR grade and in microscopy grade with certified dye content.
Grades offered
- ARAnalytical ReagentHigh purity with certified assay and stated trace-impurity limits.
- FOR MICROSCOPYFor MicroscopyCertified dye content for reproducible staining.
Typical applications
- Gram staining — primary stain
- Cell viability and biofilm assays
- Non-aqueous titration indicator
Crystal Violet
C₂₅H₃₀ClN₃ · M.W. 407.98 g/mol
- CAS
- 548-62-9
- Batch
- Use before
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Pack sizes
- 25 g
- 100 g
Worth knowing before you order
Microscopy grade is supplied with a stated dye content — commonly around 88%. Two lots at different dye contents give visibly different staining from the same recipe, so record the figure in your method.Identification
| CAS number | 548-62-9 |
|---|---|
| Molecular formula | C₂₅H₃₀ClN₃ |
| Molecular weight | 407.98 g/mol |
| Also known as | Gentian violet, Methyl violet 10B, Hexamethyl pararosaniline chloride |
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