A 27 component standard of the following at 100ug/mL each (except where noted) in pesticide grade acetone: aldicarb sulfoxide, carbaryl, iprodione (200ug/mL), isofenphos, lindane, malaoxon, malathion, metalaxl, methamidophos (200ug/mL), methidathion, methomyl, metolachlor, methyl parathion, methoxychlor, mevinphos, mirex, monocrotophos, naled, nitrofen, omethoate, parathion, permethrin(c/t), phorate, phosalone, phosmet, phosphamidon. 1.5mL per ampule.