Appendix IX Semi-Volatiles

Hexachloro-1,3-butadiene 13C4, 100µg/mL in Acetone, 1ml

Hexyl 2-ethylhexyl phthalate (isomer mixture), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 75673-16-4 (CAS of single isomer)

1,2-Diethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 135-01-3