Ethion, 100 µg/ml, Toluene, 1ml

2-Methyl-4-nitronaphthalene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 13615-38-8

tert-Butyl disulfide

Sodium dodecylbenzenesulfonate, mixture of linear C10-C14, 1000µg/mL in MeOH, 1ml