2,7-Dichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

IP 391-95 Performance Standard 4 Analytes, each Wt.% as listed in n-Heptane; units: 1x5mL, 5x5mL Cyclohexane 10.0 mg/mL o-Xylene 5.0mg/mL Dibenzothiophene 0.5mg/mL 9-Methylan

Alachlor ESA, 1000µg/ml in MeOH, 1ml

Tricresyl phosphate, 100µg/ml in Toluene, 1ml