Methoprotryne, 100 µg/ml, Acetonitrile, 1ml

2,2',3,4,4',5,5'-Heptachloro-3'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

D6-Parathion-methyl, 100 µg/ml, Acetone, 1ml

Acetylsalicylic acid-d3 (methyl-d3),100 µg/mL,MeOH,1mL,