2,3,5-Trimethylphenol, 100 µg/ml, Acetonitrile,

4,4’-DDD

Daily Quality Control Standard (with 3 Fluorinated Compounds Internal Standard) 14 Analytes + 3 ISTD, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene

Surrogate ISTD - PAH 3 Analytes each 500µg/mL in xylene; unit: 1x1mL 0978.10 d8-Naphthalene [0978.10] 0389.14 d10-Phenanthrene [0389.14] 1024.18 d12-Chrysene [1024.18]