Chloramben, 100 µg/ml, Acetonitrile, 5ml

25-Hydroxyvitamin D3-d6 (Dimethyl 26,27-d6), 50µg/ml in MeOH, 1ml

Florfenicol, 250mg

2,2',4,4'-Tetrabromo-5-methoxydiphenyl ether, 1.2ml x 50ug/ml, nonane