2-Methyl-5-nitroaniline, 100 µg/ml, Acetonitrile,

epsilon-HCH (BHC), 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 6108-10-7

(8S,9R,10R,11R)-rel-8,9,10,11-Tetrahydro-benz[a]anthracene-8,9,10,11-tetrol, , Solvent-, Unit , # of units-, Cas.no. 53760-22-8 (Unspecified stereochemistry)

Catechol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 120-80-9