Lyophilized from sterile 50mM Na2SO4, 0.5mM DTT, 1mM EDTA, 20mM Tris, pH7.5. Normally 5%-8% trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization. Please refer to the specific buffer information in the hard copy of CoA.
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