Biotin (D-Biotin, Vitamin H, Coenzyme R, Bioepiderm)

May be stored at 4 degree C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20 degree C. Aliquots are stable for 12 months. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.

Recognizes biotin. Assay by immunoelectrophoresis resulted in a single precipitin arc against anti-goat serum, biotinylated IgG and biotinylated BSA. No crossreactivity was observed against anti-pepsin or anti-goat IgG F(c).