2-Chloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

20-Methyl-5 alpha(H)-pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5737-19-9

2,4,6-Trimethylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 527-60-6

S-Metolachlor Metabolite CGA 50267, 100 µg/ml, Ac