计算溶液所需的质量、体积或浓度。
Extinction Coefficient Excitation Maximum: 232000;
Bis-(N,N'-NHS-PEG4)-Cy5 is a cyanine labeled PEG derivative with excitation/emmission maximum 649/667 nm containing a NHS ester group, which is an amine reactive group. Hydophilic PEG spacer increases solubility in aqueous media. This reagent can be utilized to produce Cyanine-labeled biomolecules for subsequent use such as in vivo research, and drug design related experiments.