Fenthion-sulfoxide, 100 µg/ml, Toluene, 5ml

Metoprolol-d7 hydrochloride (isopropyl-d7), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219798-61-4

Heptadecafluorononanoic acid, 100mg

Ammonia as N