Naphthalene, 2000µg/mL in MeOH, 1ml

2,3,4-Trichlorophenol, 100 µg/ml, Methanol, 5ml

Phenol Standard

1,2,3,4,7-Pentachlordibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,