Sulfosulfuron, 100 µg/ml, Acetonitrile, 5ml

2,2',5,5'-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

2,4-Dichlorotoluene

Ethyltriphenyltin-d15 (triphenyl-d15), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.