Fenthion-ethyl, 100mg

g-HCH(Lindane) (13C6,99%)100µg/mL in Nonane, 1,2ml

1-n-Butyl-2-phenylbenzimidazole, neat, Solvent-neat, Unit 10MG, # of units-11, Cas.no. 24107-62-8

Organic Surrogate Standard