Rhodamine B base 97% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Certificates
About this item
Synonyms: Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, inner salt, 9-(2-Carboxylatophenyl)-3,6-bis(diethylamino)xanthylium, Ethaminium, N-(9-(2-carboxyphenyl)-6-(diethylamino)-3H-xanthen-3-ylidene)-N-ethyl)-, hydroxide, inner salt
CAS Number:509-34-2
:
Formula:C₂₈H₃₀N₂O₃
MDL Number:MFCD00066967
Molecular Weight:442.559 g/mol
:M-Clarity™ quality level = MQ100
EINECS:208-096-8
:GHS05
:GHS07
Storage Temperature:Room Temperature
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Appearance (Form):Powder or Chunks
- Infrared spectrum:Conforms to Structure
- Wavelength, C=0.0025 g/L in Methanol:542 - 546 nm
- Extinction Coefficient:≥103000
- Carbon:73.3 - 78.6%
- Nitrogen:6.1 - 6.6%
- Purity (HPLC):≥96.5%
- Solubility (Turbidity), c = 1 mg/ml; Ethanol:Clear to Slightly Hazy
- Solubility (Colour):Orange and Red to Dark Red and Orange-Red and Red-Orange
Specification Test Results
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