R110 azide, 6- isomer, 10 mM solution in DMSO and solid material, labeling reagent for Click chemistry. Pure 6-isomer.
Dye of similar photophysical properties with fluorescein, but more photostable. Can replace DyLight 488, FAM (fluorescein).
AxisPharm offers 4000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.