Sample Fortification Solution, 1.2ml, nonane

Fluorene, 100 µg/ml, Acetonitrile, 1ml

Descarbamoylsaxitoxin, 65µM, Solvent-3mM HCl, Unit 0.5mL, # of units-1, Cas.no.

1,2,4-Trichlorobenzene, 10 µg/ml, Cyclohexane, 1