Lyophilized from sterile 20mM HEPES, 0.1M KCl, 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.
* VAT and and shipping costs not included. Errors and price changes excepted