Protodioscin, 25mg

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

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

Parathion-methyl, 100µg/mL in Acetonitrile, 1ml