Thiram, 1000µg/ml in Acetonitrile, 1ml

2,2',4,4',6,6'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Potassium perfluoro(2-ethoxyethane)sulfonate, 50µg/ml in MeOH, 1,2ml

4-Chlorophenyl phenyl ether