Demeton-S-methyl, 10.0 µg/ml, Ethyl acetate, 10m

Doxepin-d3 hydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 347840-07-7

EPA Method 507 Surrogate Standard

2,4-Dimethylethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 874-41-9