ASTM D-4815 Calibration Mix #5

3-Methylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 643-93-6

1,8-Dichloronaphthalene,50 µg/mL,isooctane,1mL,

PCB No. 18, certified, 25mg