1,2-Dimethylnaphthalene, certified, 50mg

Anion QC Mix

EPA 506Laboratory Performance Test 7 Analytes each concentration as listed in methanol; units: 5x1mL, 1x5mL 1225.12 Diethyl phthalate DEP [84-66-2] 100µL/mL 1228.22 Bis(2-ethylhexyl) adipate BEHA

Vamidothion, 100 µg/ml, Acetonitrile, 5ml