Metolachlor (ring-13C6), 100µg/ml in n-Nonane, 1,2ml

1,2,3,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Tetrabromophthalic acid

C20 Triaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 81943-50-2