Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using murine M-NFS-60 cells is less than 2 ng/ml, corresponding to a specific activity of > 5.0 x 105 IU/mg.
Endotoxin
Not Tested
Presentation
Tris, 50% Glycerol
Reconstitution
Reconstitute in sterile distilled water to 0.1-1 mg/ml.
Storage
Short term: -20°C; Long term: -80°C; Avoid freeze-thaw cycles.