Acenaphthylene, 1000µg/ml in MeOH, 1ml

2,3,7-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

Method 200.8 / 1638 / 1640 Internal Standard, in 2%-HNO3/Water, 4x25ml

Sodium DL-3-hydroxybutyrate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 150-83-4