Mercury (Hg), 1000ug/l in Water with dilute HNO3, 125ml

6-Acetylmorphine-13C3 (free base)

2,2,4a,7,8-Pentamethyl-trans-decaline; C15 Bicyclic terpane, ca. 10µg/mL, Solvent-isooctane, Unit 0.25µL, # of units-1, Cas.no.

Napropamide, 100µg/ml in Acetonitrile, 1ml