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rhodamine B

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rhodamine B [′rōd·ə‚mēn ′bē]
(organic chemistry)
C28H31ClN2O3Red, green, or reddish-violet powder, soluble in alcohol and water; forms bluish red, fluorescent solution in water; used as red dye for paper, wool, and silk, and as an analytical reagent and biological stain.


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Rhodamine B is used as the dye because of its fluorescence at the excitation wavelength of 514 nm.
Even 24 hours after contact with the nitromusk called musk xylene or the polycyclic musks branded galaxolide and tonalide, mussel tissues absorbed and retained significantly more rhodamine B than usual.
The dye reflects efflux transporter activity; finding rhodamine B in the tissue would indicate the transporters were failing.
 
 
 
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