2,3,5,6-Tetrachlorophenol-PFB derivative

Trifluoromethanesulfonic acid, 50µg/ml in MeOH, 5ml

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-

Butocarboxim, 100 µg/ml, Acetonitrile, 5ml