EPA Method 8060 QC Check Solution

1-Chloro-2-fluorobenzene

Di-iso-nonyl phthalate (C9-alkyl ester isomer mix, mainly one isomer), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28553-12-0

Thionazin