Methylene Blue
CAS 61-73-4·C₁₆H₁₈ClN₃S
Methylene blue for microscopy and for the methylene blue value test on aggregate fines.
Grades offered
- FOR MICROSCOPYFor MicroscopyCertified dye content for reproducible staining.
- ARAnalytical ReagentHigh purity with certified assay and stated trace-impurity limits.
Typical applications
- Simple staining and Loeffler methylene blue
- Methylene blue value of aggregate fines
- Methylene blue reduction test for milk
Methylene Blue
C₁₆H₁₈ClN₃S · M.W. 319.85 g/mol
- CAS
- 61-73-4
- Batch
- Use before
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Pack sizes
- 25 g
- 100 g
Worth knowing before you order
CAS 61-73-4 is anhydrous methylene blue. Several catalogues list the hydrate under a different registry number and a different molecular weight — confirm which article you need on the enquiry, because the weighing differs.Identification
| CAS number | 61-73-4 |
|---|---|
| Molecular formula | C₁₆H₁₈ClN₃S |
| Molecular weight | 319.85 g/mol |
| Also known as | Basic Blue 9, Methylthioninium chloride, Swiss blue |
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