PCDD & PCDF Calibration Kit, 7 x 200ul, nonane

Sulfachloropyridazine, 250mg

2,3-Dimethyl-d6-pyrazine

Benzyl salisylate-d4 (Benzyl 2-hydroxybenzoate-3,4,5,6-d4), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 118-58-1 of unlab.