Acetochlor, 100 µg/ml, Acetone, 1ml

2,2',3,3',5,5',6-Heptachloro-4-methoxybiphenyl, 1.2ml x 48.5ug/ml, nonane

4-Ethylguaiacol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2785-89-9

1-Nitrosopyrrolidine, 100µg/ml inMeOH, 5ml