Endosulfan-sulfate, 100 µg/ml, Cyclohexane, 1ml

EPA Method 537 Surrogate Primary Dilution Standard, in MeOH, 1,2ml

1-Hydroxychlordene, 1.2mL x 100ug/mL, nonane

Terephthalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 100-21-0