4-n-Nonylphenol-2,3,5,6-d4, 100µg/ml in MeOH, 5ml

4,4'-Methylene-bis(2-chloroaniline), 100mg

Naphtho[2,3-a]coronene, 30µg/mL, Solvent-1,2,4-Trichlorobenzene, Unit 1mL, # of units-1, Cas.no. 190-74-9

PCB No. 180, 10µg/mL in Isooctane, 10ml