Perfluoro-n-undecanoic acid, 1.2ml x 50ug/ml, methanol

2-Methyldibenzofuran, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7320-51-6

Sulfite (SO32-),1000µg/mL in Water, 3 x 20ml

Coronene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 16083-32-2