Product Specifications Biotin-Mouse IGF-I: Biotin- Mouse 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: 7957.5 Da.Formulation: Lyophilised from a solution of 0.5 ml TBS, pH 7.4, containing10 μg of the biotinylated product . A preservative and astabilising protein of non-mammalian origin are added to ensure stabilityof 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.