2,2’,3,3’,4,4’,5,5’-Octachlorobiphenyl (194)

1,2-Dichloronaphthalene,50 µg/mL,isooctane,1mL,

Chlorothalonil, 100 µg/ml, Ethyl acetate, 5ml

(+/-)-Normetanephrine-a,β,β-d3 HCl, 100µg/ml in Me