Carbofuran-3-hydroxy, 100 µg/ml, Acetonitrile, 5

Tetrachlorvinphos (Stirophos)

17ß(H),21 alpha(H)-28,30-Bisnorhopane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 83377-28-0

Method 429 Surrogate Standard, 100µg/ml in Isooctane/10% toluene, 1,2ml