Octocrylene, 100 µg/ml, Acetonitrile, 1ml

2,3,3',4,5,5'-Hexachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

PT Semi-Vol Supplemental Acids Mix

PAH-Mix 9 deuterated, 10 ng/µl, 10ml