ethanol: 1 mg/mL
diagnostic assay manufacturing
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Using ethanol as the solvent, the excitation maximum is 511 nm and the emission maximum is 534 nm. The recommended excitation and emission wavelengths in PBS are 488 and 515-575 nm, respectively.
Due to is comparatively low toxicity, Rhodamine 123 is the dye of choice for visualizing mitochondria or for cell viability measurements.
Rhodamine 123 is soluble in ethanol at 20 mg/mL, and has been reported soluble in ether, various fats and lipids, and has limited solubility in water (no concentration given).
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