ICP-MS Verification Standard #1

3-Hydroxybutyric acid, 100 µg/ml, Acetonitrile,

2,2',4,5,5'-Pentachlorobiphenyl,neat,neat,10mg,

Di-n-propyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,1mL