Biotinylation reagent with 4 PEG spacer. Has a carboxyl group with a free –OH that can react with activated surfaces or can be converted to another reactive functionality.

≥96%

Soluble in water or DMSO

White to off-white solid. May appear sticky.

Store at or below ≤4°C. Solid form is stable at least 2 years from date of receipt, when stored as directed.

Useful for biotinylation of reagents.

Protect from moisture. Store with desiccant.

PEG Product, Biotin

Biotinylation Reagent