Mixed Alcohols, Butanol/Methanol (63:37)

1,3-Dichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

BTEX Mixture 883, 100µg/mL in Methanol, 1ml

Sulfamethizole, 100 µg/ml, Methanol, 1ml