Precision and Recovery Stock Solution, 1.2ml, nonane

Mesalazine, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 89-57-6

PAH Standard, 1000µg/ml in methylene chloride, 1ml

Simazine (ring-13C3), 100ug/ml in MeOH, 1,2ml