2-Butyl-1,2-benzisothiazolin-3-one, 25mg

gamma-HCH, 10.0 µg/ml, Ethyl acetate, 10ml

2,2-Bis(4-hydroxy-13C6-phenyl)propane, 1.2ml x 50ug/ml, methanol

tert-Amyl methyl ether