Phorate-oxon-sulfone, 100 µg/ml, Acetonitrile, 1

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

D3-Ipronidazole, 10mg

Sodium p-n-decylbenzenesulfonate, 100 µg/ml, Meth