Mass-Labelled PBDE Solution/Mixture, 5µg/ml in Nonane, 1,2ml

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

EPA Method 8240A Mix #5 - Alcohols, 2000µg/ml in MeOH, 1ml

Daily Quality Control Standard (with Internal Standard) 15 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 11 Ethylbenzene