O,O-Diethylthiophosphate-13C2, sodium salt

N-Nitroso-N-methylurea

1-Chlorooctadecane

n-Tetracosane, ?13C: -26.42, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 646-31-1