Bis(2-isopropylphenyl) phenyl phosphate, 1.2ml x 50ug/ml, toluene

4-Hydroxy-3-methoxymandelic Acid, 100mg

n-Hydrocarbon Mix C8 - C40, 1000µg/ml in in MeCl2 : CS2 [3:1], 1ml

Endosulfan sulfate (13C9), 100µg/mL in Nonane, 1,2