Propachlor OA, 100 µg/ml, Acetonitrile, 1ml

Benz[a]anthracene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1718-53-2

25-Hydroxy Vitamin D2, 1mg

Pentachloro[13C6]phenol, 1.2ml x 100ug/ml, isooctane