Mass-Labelled PCB Extraction Standards, 1.2ml, nonane

2,4',6-Trichlorobiphenyl,100 µg/mL,isooctane,1mL,

Diltiazem hydrochloride, 100mg

2,6-Di-tert-butyl-4-methylphenol (2,6-Bis(1,1-dimethylethyl)-4-methylphenol), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 128-37-0