Methyl Blue For Microscopy
C.I.No.42780 It is used as a stain in histology, and stains collagen blue in tissue sections.
Cotton blue, Helvetia blue, Acid blue 93
Product Code. |
01714 |
Grade |
|
Purity |
CAS No. |
28983-56-4 | |
Molecular Formula |
C37H27N3O9S3Na2 |
Molecular Weight |
799.81 |
H.S.Code |
3204.90000 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Bluish black powder |
Odour |
Odorless |
| Solubility in water [% weight] |
Soluble in water |
Packaging
Specification
| Appearance | Dark blue to dark brown powder or crystals |
| Absorption maxima in 0.005M HCI | 595 - 605 nm |
| Specific absorptivity in 0.005M HCI | 675 - 1125 |
| Loss on dryig (at 110°C) | Max. 7.0% |
| Suitability (for microscopy) | Passes test |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H302-H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338