Mass-Labelled OC Pesticide Mixture, 2µg/ml in Nonane, 1,2ml

8 alpha,9ß,10 alpha(H),14ß(H),17 alpha(H),21ß(H)-5,9-Dimethyl-25,27-bisnorhopane , neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no.

Surrogate Standard

2,3-Dimethyl-d6-pyrazine