D8-9,10-Anthraquinone, 50mg

alpha-Endosulfan, 10.0 µg/ml, Ethyl acetate, 10m

Metolachlor-d6 (propyl-d6),100 µg/mL,acetonitrile,1mL,

3,3',5,5'-Tetrabromobisphenol A diacetate,50 µg/mL,toluene,1mL Certan,