Chrysene, 10.0 µg/ml, Acetonitrile, 10ml

(-)-Captopril-d3 (L-proline-2,5,5-d3),ca. 100 µg/mL,MeOH,1mL,

Use Part# 79326 tert-Butyl hydroquinone (TBHQ)

PCN Extraction Standard Solution, 1.2mL, nonane