Atrazine-d5, 100µg/ml in Acetone, 1ml

(2R)-?-Tocopherol-d6 (5,7-di(methyl-d3)),1000 µg/mL,MeOH,1mL

2,6-Dinitrophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 573-56-8

Hexachlorobenzene (HCB), 10µg/ml in CY, 10ml