Bond Elut QuEChERS dSPE kit, for China method GB 23200.113-2018 for tea and spice. Includes 1200 mg MgSO4, 400 mg PSA, 400 mg C18, and 200 mg GCB in a 15 mL tube, 50/pk. 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.