Caffeine for system suitability, 10mg

Azithromycin, 1000µg/ml in MeOH, 1ml

Cyclopentene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 142-29-0

Anthracene-d10, 1000µg/ml in MethyleneChloride, 1ml