Cyproconazole, 100µg/ml in Acetonitrile, 5ml

Atrazine-d5, 100µg/ml in Acetone, 1ml

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

EPA Method 8240A - Purgeable Surrogate Std