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

Chlorobenzene-d5, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 3114-55-4

Fluroxypyr-1-methylheptylester, 100 µg/ml, Aceton

2,3,5,6-Tetrachlorobiphenyl (65)