Mixed Calibration Standard 1

rac 3-Hydroxyisobutyric Acid, 1mg

n-Undecane, ?13C: -26.11, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 1120-21-4

5'-Fluoro-2,3,3',4,4'-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.