Optical properties

  • λ abs = 577 nm
  • ε max = 1.2×105 M -1 cm -1
  • λ fl = 600 nm
  • n fl = 80 %
  • τ fl = 4.0 ns
  • CF 260 = ε 260max = 0.26
  • CF 280 = ε 280 / ε max = 0.09

ATTO Rho12 is a new rhodamine dye featuring a functionality for coupling to biomolecules such as DNA, RNA, proteins etc. The label shows very high fluorescence efficiency and exceptionally high photo-stability. The dye is moderately hydrophilic. ATTO Rho12 is a cationic dye.

After coupling to a substrate the label carries a net electrical charge of +1. In solution its fluorescence can be excited efficiently in the range 550 - 580 nm.

ATTO Rho12

ATTO Rho12 is a new rhodamine dye featuring a functionality for coupling to biomolecules such as DNA, RNA, proteins etc. The label shows very high fluorescence efficiency and exceptionally high photo-stability. The dye is moderately hydrophilic. ATTO Rho12 is a cationic dye.

After coupling to a substrate the label carries a net electrical charge of +1. In solution its fluorescence can be excited efficiently in the range 550 - 580 nm.

Fields of Application

Life Science Research

Leica Microsystems’ life science research microscopes support the imaging needs of the scientific community with advanced innovation and technical expertise for the visualization, measurement and…
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