2,4-Dinitrotoluene-a,a,a-d3

2,2',3,5,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

2,2',5,5'-Tetrabromo[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Chlorothalonil Metabolite R471811-13C2,15N2 sodium salt, 2,5mg