ED50: 1.33 ng/ml, as determined by the dose-dependant stimulation of the proliferation of murine M-NFS-60 indicator cells, corresponding to a specific activity of 7.5x105 U/mg.
Purity
>95% as determined by SDS-PAGE.
Product Form
Lyophilized
Concentration
Reconstitution dependent.
Formulation
Lyophilized from a solution containing 50 mM Sodium Chloride and 10 mM Sodium Phosphate, pH 7.5.
Storage
Shipped at ambient temperature. Lyophilized: Short term (3 weeks) store at 25°C. Long term store desiccated below -18°C. Reconstituted: Short term (2-7 days) store at 4°C. Long term store below -18°C. Avoid freeze/thaw cycles.
