Endosulfan sulphate

Lanostane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 474-20-4

Ethoxysulfuron, 100mg

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