WS-SDWA Trace Elements #3

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

Pentachloronitrobenzene-13C6,100 µg/mL,n-nonane,1mL,

Tributylphosphate, certified, 0.25g