Biotinylated BSA is chemically synthesized through biotinylation of the epsilon amino group on the lysine residues using NHS-activated d-biotin. The biotinylated BSA is well recognized and binds strongly to the affinity purified anti-biotin antibodies.

5 mg/mL in PBS, or Lyophilized powder

Biotin/BSA ratio - 20:1

Positive control and competitive inhibitor for anti-biotin antibodies

Product is stable for several weeks at 4°C. For extended storage, aliquot content and store product at –20ºC. Avoid cycles of freezing and thawing. Expiration date is one year from date of shipping if properly stored.