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

2,2',3,4',5,6,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

n-Triacontane, ?13C: -28.60, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 638-68-6

Bentazone, 10.0 µg/ml, Acetonitrile, 10ml