PCDD & PCDF Calibration Kit, 6 x 200ul, nonane

2-Nitrophenol-d4

Dimethyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93951-89-4

Levulinic acid, 250mg