Sulfo-NHS-Biotin is a linker containing a sulfo-NHS moiety and a biotin group. Sulfo-NHS enables control and modification of carbodiimide crosslinking reactions involving activation of carboxylates for conjugation with primary amines. The terminal biotinylation can react with amine molecules in the presence of activator EDC or HATU. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.