2-n-Octylphenol-mono-ethoxylate, 100 µg/ml, Aceto

Method 1613 Clean-up Standard, 8ng/ml in Nonane, 20ml

Butachlor, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 23184-66-9

Ethylbenzene