Alternative name: FGF2, HBGF-2, Prostatropin. Endotoxin: ≤1 EU/μg protein measured by kinetic LAL analysis. Purity: ≥95% (Reducing and Non-reducing SDS-PAGE). MW: ~16.3kDa. Appearance: White lyophilized (freeze-dried) powder. Formulation: Lyophilized from 5mM Na2PO4, pH 7.5 and 50mM sodium chloride. Sterile filtered. Source: Produced in E. coli. Non-glycosylated protein, containing 145 amino acids. Long Term Storage: -20°C. Use/Stability: It is recommended that a carrier protein (0.1% HSA or BSA) is added for long term storage. Handling: Centrifuge the vial before opening the cap. After reconstitution, prepare aliquots and store at -20°C.