EPA Method 502/524 Volatile Standard

10-trans-Heptadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 126761-43-1

4-Methylethcathinone hydrochloride, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 1225617-18-4 (free base)

(+/-)-Citalopram-d4 hydrobromide, 1000µg/ml in MeOH, 1ml