Internal Standards Mix 33, 2000 ng/µl, 1ml

3-Bromochlorobenzene

2,2'-Dinitrobiphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2436-96-6

1,2,3,4,6,7,8-Heptachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene