Eosin B for microscopy, Sigma-Aldrich®
45260-25G-F
:
- Pack type:Glass bottle for solids
- Pk:25 g
- Seq:3308
- Appearance (colour):Green to very dark green and brown to very dark brown and green-brown and brown-green
- Appearance (form):Powder
- Assay (gravimetr.):≥ 80.0 %
- Thin layer chromatography:Corresponds to standard
- Solubility (color):Red to very dark red
- Solubility (method):0.01 g in 10ml water
- Loss on drying:≤ 7.0 %
- Infrared spectrum:Conforms to structure
- Wavelength (1) (uv):509 - 524 nm
- Extinction (1%/1cm) (1) (uv):≥ 600
- Solvent (uv):Water + 1ml 1% sodium carbonate
- Lead (Pb) by Element analysis:Not detected
- Zinc (Zn) by Element analysis:Not detected
:
:624.06 g/mol
:12,03638
:> 310 °C
:M-Clarity™ quality level = MQ100
:Ambient
:208-943-1
:548-24-3
:C₂₀H₆Br₂N₂Na₂O₉
:MFCD00005041