PCB Congener Internal Standard Mix

Methyl 2-bromobutyrate

3-sec-Butyl-2-methoxypyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

2-Hexanone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 591-78-6