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ITEM#: 2946-BT8879025
MFR#: BT8879-025
R&D Systems Recombinant Human IL-21 Biotinylated Protein, CF, Conjugate: Biotin, Formulation: Lyophilized from a 0.2 um filtered solution in PBS with Trehalose., Molecular Weight: M.W.-observed: 15-20 kDa, under reducing conditions., M.W.-theroretica