D4-4-n-Nonylphenol, 100 µg/ml, Acetone, 10ml

1,2,3-Trichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

Fensulfothion-oxon, 100 µg/ml, Toluene, 1ml

QC Standard 5