计算溶液所需的质量、体积或浓度。
Extinction Coefficient Excitation Maximum: 232000;
Bis-(N,N'-amine-PEG3)-Cy5 is a PEG derivative containing a cyanine dye with excitation/emmission maximum 649/667 nm and a free amine group, which will be reactive with cabroxylic acid, activated NHS ester, carbonyl (ketone, aldehyde) etc. The hydophilic PEG spacer increases solubility in aqueous media.