CHROMABOND QuEChERS Mix II (7.5 g), acetate extraction mix (acc. to AOAC)KIT, consisting of:, - 6000 mg MgSO4, - 1500 mg Na acetate, individually weighed and filled into aluminium packets, incl. 50 empty 50 mL centrifuge tubes, pack of 50 1 * 7,5 g