D9-Trimethoprim, 10mg

Di-2,4-dinitrophenylhydrazonepyruvaldehyde, Please inquire, Solvent-, Unit , # of units-, Cas.no.

epsilon-HCH (BHC), 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 6108-10-7

1-Fluorochrysene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.