Butralin, 10.0 µg/ml, Ethyl acetate, 10ml

Isobutyraldehyde-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no.

EPA Method 537 Analyte Primary Dilution Standard, 2000ng/ml in MeOH, 1,2ml

4-Chlorocatechol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 2138-22-9