n-Butyl alcohol, 1g

Naphthalene-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1146-65-2

Aminomethylphosphonic acid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1066-51-9

Ethynylestradiol (20,21-13C2,99%) 100 µg/mL in Acetonitrile, 1,2ml