p-Xylene, 1000µg/ml in MeOH, 1ml

ß-Ionone, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 79-77-6

Ethanol standard in whole blood,2.0g/L,whole blood, 3mL

Ammonia as (NH4+)