QuEChERS Dispersive Kit, Vet Drug in Food, AOAC method, 2 mL, 100/pk. Contains: 50 mg PSA, 150 mg C18EC, 900 mg Na2SO4. Removes matrix interferences such as polar organic salts, sugars, lipids and proteins. QuEChERS dispersive kits supplied in 2 or 15 mL centrifuge tubes accommodate the aliquot volumes specified by current AOAC and EN methodologies. Select the dispersive kit suited to the type of food analyzed and the method followed. The sorbent extracts the sample matrix, while MgSO4 helps remove excess water and improve analyte partitioning.;Selected kits are now available with ceramic homogenizers. Ceramic homogenizers can make analyte extractions easier by minimizing variation and breaking up salt agglomerates. Kits containing ceramic homogenizers are designated by a CH.