2,4-D 13C6, 100µg/ml in Acetone, 1ml

EPA Method 8240A Sys Perf Check Cmpds

Desethylterbuthylazine-d9 (tert-butyl-d9), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219798-52-3

Azinphos-methyl, 100 µg/ml, Acetonitrile, 5ml