Benzene, , , 10ml

(-)-Hyoscyamine, 100mg

1,2-Dibromo-7,8-dichlorodibenzofuran, 1.2ml x 50ug/ml, toluene

2,3',4'-Trichlorobiphenyl (= 2',3,4-),100 µg/mL,isooctane,1mL,