Ketoprofen, 100µg/ml in Acetonitrile, 5ml

2,2',3,3',4,5,5',6-Octachlorobiphenyl,neat,neat,5mg,

2-Ethylhexyl-2,3,4,5-tetrabromobenzoate, 100 µg/ml

2,4,6-Tribromoanisole [10 ng/mL]