Ipronidazole, 100 µg/ml, Methanol, 5ml

EPA 8040 Surrogate Standard S-4241 2mg/mL each in isopropanol, 1 mL, 5 x 1mL, 5mL 2-Fluorophenol 2,4,6-Tribromophenol

PCB No. 14, 100µg/ml in Isooctane, 1ml

Valproic acid-d4, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 87745-17-3