Macherey & Nagel® Chromab. QuEChERS Mix I (6.5 g), BIG

CHROMABOND QuEChERS Mix I BIGbox Citrate extraction mix consisting of: - 4000 mg MgSO4 - 1000 mg NaCl - 500 mg Na2H citrate x 1.5 H2O - 1000 mg Na3 citrate x 2 H2O individually weighed in 15 mL centrifuge tubes (PP) with lid (PE) packed in 2 bags á 50 pcs. pg. à 100 pcs.