2-Butanone (Methyl ethyl ketone)-DNPH

n-Tetradecane , ?13C: -33.13, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-59-4

Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-decane sulfonate (8:2), 50µg/ml in MeOH, 1,2ml

1,2,5,6,9,10-Hexabromocyclododecane, 100µg/ml in MeOH, 5ml