Efavirenz-13C6

1-Methyl-3-n-propylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 1074-43-7

CCV Mid-Range Volatile Standard

1,2,3,7,8-Pentabromodibenzofuran,50 µg/mL,n-nonane,1mL,