Aldicarb-sulfoxide, 100 µg/ml, Acetonitrile, 5ml

2,4,4'-Trichlorobiphenyl-2',3',5',6'-d4, 100 µg/mL in Isooctane, 1mL

EPA 604 Calibration Mixture 11 Analytes, each 500µg/mL in methanol; unit: 1x1mL (2,4-Dinitrophenol and 4,6-dinitrocresol at concentration 1000µg/mL) 2071.7 4-Chloro-3-methylphenol [59-50-7] 2062.6 2-Chlorophenol [95-57-8] 2064.6 2,4-Dichlorophenol [

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