Product Specifications Biotin-Chicken IGF-I: Catalog number: BioCHKIGFI Biotin- Chicken IGF-I is prepared by a selective biotinylation procedure, that ensures full binding capacity to IGF-binding proteins.Examples of applications of biotinylated IGF's can be seen in application note 4.Molecular Weight: 8095.5 Da. Formulation: Lyophilised from a solution of 0.5 ml TBS, pH 7.4, containing 10 μg of the biotinylated product . A preservative and a stabilising protein of non-mammalian origin are added to ensure stability of the reconstituted product. Recommended dilution: 1: 100 to 1: 250 for western ligand blotting. Storage: Store refrigerated upon arrival. The product is stable at 4 °C for at least one year. Reconstitute with 0.5 ml water and store aliquots frozen at - 20 °C. Avoid repeated freeze-thawing cycles. Caution: not for human or in-vitro diagnostic use!