Butyl Paraben, 10g

2-Methoxy-5-methylaniline,100 µg/mL,acetonitrile,1mL,

Chloridazon, 100µg/mL in Acetonitrile, 1ml

2,4',5-Trichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane