DL-Methionine

Chlorpyrifos-methyl, 100µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 5598-13-0

3,3',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

1,2-Dichloroethane-d4