PCB No. 31, certified, 25mg

Chlorobenzenes Mix

13C6-Pentachlorophenol, 100 µg/ml, Cyclohexane,

3-Chloro-1,2-propandiol-1-monolinoleate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.