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Our Abpromise guarantee covers the use of ab9642 in the following tested applications.
The ED50 as determined by the cytolysis of murine L929 cells in the presence of Actinomyocin D is ≤ 0.05 ng/mL, corresponding to a specific activity of ≥ 2 x 107 units/mg.
Lots prior to June 2015 contain 0.036% Tris (including lots GR157466-11, -12 and -13).
Shipped at 4°C. Store at +4°C short term (1-2 weeks). Upon delivery aliquot. Store at -20°C or -80°C. Avoid freeze / thaw cycle.
Constituents: 0.049% Sodium phosphate, 0.12% Sodium chloride
This product is an active protein and may elicit a biological response in vivo, handle with caution.