Pentachlorobenzene, 1.2mL x 100ug/mL, nonane

4,4'-DDD (=TDE), 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 72-54-8

Dibenz[a,h]anthracene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 53-70-3

(+/-)-Normetanephrine hydrochloride,1000 µg base/mL,MeOH,1mL,