D4-Azoxystrobin, 10mg

Fenthion, 10 µg/ml, Ethyl acetate, 10ml

Analytical Standard for n-Alkanes 1mL Use 100µg/mL in hexane as a working standard n-C10-C40 + Pristane

2,4,7-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane