Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Valeric Acids - Bifunctional (1) Valeric Acids – Heterobifunctional (2) Select options This product has multiple variants. The options may be chosen on the product page HETEROBIFUNCTIONAL, Hydroxyles - Heterobifunctional, Hydroxyls (OH), Valeric Acids – Heterobifunctional, Valeric Acids (VA)HO-PEG-VA $200.00 – $600.00 HO-PEG-Valeric acid (HO-PEG-VA) is available in molecular weights of 3,400 and 5,000. Packaged in 1 gram and 5 gram bottles. Select options This product has multiple variants. The options may be chosen on the product page Amines - Heterobifunctional, Amines (NH2), HETEROBIFUNCTIONAL, Valeric Acids – Heterobifunctional, Valeric Acids (VA)NH2-PEG-VA $200.00 – $600.00 Amine-PEG-Valeric Acid (NH2-PEG-VA) is available in molecular weights of 2,000, 3,400, and 5,000. Packaged in 1 gram and 5 gram bottles. Select options This product has multiple variants. The options may be chosen on the product page BIFUNCTIONAL, Valeric Acids - Bifunctional, Valeric Acids (VA)VA-PEG-VA $100.00 – $375.00 Valeric Acid-PEG-Valeric Acid (VA-PEG-VA) is available in molecular weights of 2,000, 3,400 and 5,000. Other MW may be available as custom products contact our Sales Team Packaged in 1 gram and 5 gram bottles.