Calibration Standard Mix 1

1,4,7-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Benzyl n-butyl phthalate-3,4,5,6-d7,1000 µg/mL,isooctane,1mL,

Pyridoxine-d3 Hydrochloride, 1mg