ATTO 550
ATTO 550 是一种与知名染料罗丹明6G（Rhodamine 6G）和罗丹明B（Rhodamine B）相关的新型荧光标记物. Characteristic features of the label are strong absorption, high 荧光量子产率, and high thermal and photo-stability.
The dye is moderately 亲水性. ATTO 550 是一种cationic dye. After coupling to a substrate the dye carries a net electrical charge of +1. As supplied ATTO 550 consists of three isomers with practically identical absorption and fluorescence.
The fluorescence is excited most efficiently in the range 540 - 565 nm.
ATTO-TEC是徕卡显微系统的全资子公司
