Caffeine-13C3, 5mg

2-Ethylhexyldiphenylphosphate, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1241-94-7

6-Methylthiochroman-4-one, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6948-34-1

pH 4.0 Standard @ 25°C