QC Standard 3

Arochlor 1221 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11104-28-2

Phthalic acid, mono-n-butyl ester, certified, 0.1g

2-Ethoxy-3-methyl- and 2-ethoxy-5-methylpyrazine, Iosmer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.