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: 1.2 E0.1% 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 4C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20C. 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.
Reinheit:
214nm: 98%, 280nm: 95% (HPLC)
Formulierung:
Colorless, clear, liquid
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