ICP-MS Verification Standard #1A

Esfenvalerate, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 66230-04-4

EPA Method 507 Nitrogen Phosphorus Pesticides

2,3-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene