Source: Staphylococcus aureus, Cowan I strain Purity: Purified by molecular sieving. F/P RATIO: Absorbance (A495nm/A280nm) = 2.85 Weight ratio (ug FITC/protein A)= 31.26 Molar ratio (mole FITC/mole protein A)= 3.37 Concentration of protein A = ~2mg/ml Storage and Stability: Store product at 4C if to be used immediately within two weeks. For long-term storage, aliquot to avoid repeated freezing and thawing and store at -20C. Aliquots are stable at -20C for 6 months after receipt. Dilute required amount only prior to immediate use. Further dilutions can be made in assay buffer. Caution: FITC conjugates are sensitive to light. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.
Purity:
Purified by molecular sieving.
Form:
Supplied as a liquid in PBS, pH 7.4, 1% ovalbumin, 0.09% sodium azide, 40% glycerol. Labeled with fluorescein isothiocyanate (FITC).
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