PAN-Biotech Human Serum Albumin (HSA), 20% Solution, Premium Grade, US Origin (20 ml). CAS NO.: 70024-90-7. LIQUID/POWDER: Liquid. FILTER PORE SIZE: 0.2 um. FATTY ACID CONTENT: Not Fatty Acid Free. PROTEASE CONTENT: Not Protease Free. STORAGE: -20°C. MANUFACTURER: PAN-Biotech GmbH. COUNTRY OF ORIGIN: USA. DESCRIPTION: Due to free hydrophobic regions albumins are used to solubilize lipids and stabilize other proteins such as e.g. growth factors in tissue culture applications. They are also used as blocking agents in Western blots or ELISA applications and as a protein standard. Used as serum substitute in serum-free, xeno-free cell culture. Medium component for cryopreservation and stem cell culture. Stabilizer protein for pharmaceutical and biotech products. Reduces unspecific binding in molecular biology assays. Manufactured per US and European Pharmacopeia specifications. Strict donor selection and screening.