Ipronidazole-hydroxy, 100 µg/ml, Methanol, 1ml

8260 Surrogates / Internals Standard

2,3,3',4,4',5,5',6-Octachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Method 1614 Native PAR Stock Solution, in Nonane, 1,2ml