gamma-HCH, 100 µg/ml, Methanol, 1ml

EPA 8041A Surrogate Standard S-4382 1mg/mL in isopropanol, 1 mL, 5 x 1mL, 5mL 2,4-Dibromophenol

Chloroform-d, 2000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865-49-6

3,5,3’,5’-Tetraiodo Thyroacetic Acid, 50mg