Calibration Standard Mix 4

2,3,4,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Phenanthryl-9-O-glucuronide, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 177194-36-4

2,2',3,3',4,4',5,5',6-Nonabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.