85-1354-21　Protein A, Recombinant, S. aureus, 50mg/ml 25mg　P9102-10

特徴

• Recombinant protein A is produced in S. aureus and is highly purified using multiple chromatographic steps (not affinity purified with human IgG). Soy based and animal free
• Appearance:Colorless, clear, liquid
• Protein Concentration (A275):≥50mg/ml
• Purity (HPLC):214nm: ≥98%280nm: ≥95%
• hIgG Binding:≥95%
• Endotoxin:≤0.5EU/mg
• Bioburden:No organisms detect
• Conductivity:<0.1mS/cm
• UV Spectrum:E270/250: ≥1.2E0.1% at 270nm: 0.14-0.20
• Triton Content:≤0.015%
• SDS-PAGE:Single band at ~47kD
• Isoelectric Focusing:SIngle band between 406 and 5.2 pI markers
• Storage and Stability:May be stored at 4°C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Aliquots are stable for 6 months after receipt. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.