1,4,7,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Daily Quality Control Standard (with 4 Fluorinated Compounds Internal Standard) 14 Analytes + 4 ISTD, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane 17

Antimony (Sb)

1H-Perfluoro-n-undecane, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 66256-53-9