Rhodamine B ≥95% (by HPLC), Sigma-Aldrich®

Supplier: Merck


M-Clarity™ quality level = MQ200

SIALR6626-500GEA 314 EUR
SIALR6626-500G R6626-25G SIALR6626-25G SIALR6626-100G R6626-500G R6626-100G
Rhodamine B ≥95% (by HPLC), Sigma-Aldrich®
Rhodamine B

Rhodamine B is a xanthene dye, which functions as a water tracer fluorescent. It is used as a colorant in textiles and food stuffs. Rhodamine B is associated with eye, skin and respiratory tract irritation. It is used as a biomarker in oral rabies vaccine.


  • Rhodamine B has been used:
  • to represent fluorescence of tetra methyl rhodamine (TMR)
  • in the preparation of adhesive resin for confocal laser scanning microscopy
  • as a fluorescent dye in intrahemolymph dye dosing and retinal image acquisition
  • to depict brain-specific dye capture
  • for imaging targets

Order Now

Specification Test Results

Appearance (Colour) Faint Green to Very Dark Green
Appearance (Form) Powder
Solubility (Colour) Faint Red to Red and Faint Purple to Purple
Solubility (Turbidity), 1 mg/ml, H₂O Clear
UV Absorbance Ratio, ABS at 510 nm (UVAB)/ Lambda max (UVVS) ≤0.50
EmM 104.5 - 119.5
Lambda Max 542 - 554 nm
Purity (HPLC) ≥95 %

Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

Learn more About VWR