3-Octanol, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 589-98-0

Perfluoro-n-[1,2,3,4,5,6,7-13C7]undecanoic acid, 1.2ml x 50ug/ml, methanol

Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane

O-Desmethyl tramadol hydrochloride , 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no.