This preparation of Keratin is derived from human epidermis and is composed of three major peptides of molecular weight 55000-70000. It is supplied as a liquid in 50mM Tris, 8M Urea, 100mM β-Mercaptoethanol, 0.1% Sodium Azide, ph 8.4. Purity is >90%. Protein content is determined by a modified Lowry Protein Assay (BSA standard).
As a PRIMARY MANUFACTURER, Scripps is able to offer research-scale quantities of high quality antigens and antibodies, as presented on this website, yet also large, manufacturing-scale quantities. Materials are produced, packaged, and shipped from our facility in San Diego, California. Click here to inquire about Bulk Pricing Discounts