D6-Metazachlor, 100 µg/ml, Acetonitrile, 1ml

Trixylyl phosphate, purified ion m/z 424 (heptamethyl),100 µg/mL,isooctane,1mL,

Recuperation Standard

Chrysene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1719-03-5