Internal Standard Stock Solution, 1.2ml, nonane

PCB 28, 10.0 µg/ml, Isooctane, 10ml

n-Butyl 4-hydroxybenzoate-2,3,5,6-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1219798-67-0

Ethyl dodecanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 106-33-2