WS Disinfection By-Products - Cal Check 1

cis-Chlordane

3 Fluorinated Internal Standard Mix 3 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% Fluorobenzene 39.7 1-Fluoronaphthalene 20.9 4-Ethyl-

Guanylurea-HCl, 100µg/ml in MeOH, 5ml