Phthalic acid, bis-benzyl ester, certified, 0.1g

4-n-Nonylphenol, 100 µg/ml, Acetone, 1ml

2-Methylfluoranthene, 100µg/ml in Acetonitrile,5ml

N-(3-dimethylaminopropan-1-yl)perfluoro-1-hexanesulfonamide, 1.2ml x 50ug/ml, methanol