trans-Pinic acid,50 µg/mL,MeOH,0.25mL,

B[a]P/HCB Recovery standard 1337,16 Fluoranthene-d10 100 000ng/ml Solvent: n-Hexane Units: 1mL crimp-top

Dialifos, 10.0 µg/ml, Ethyl acetate, 10ml

1,2,3,5-Tetrachloro[13C6]benzene, 1.2ml x 100ug/ml, isooctane