1,4-Dimethylnaphthalene, 100 µg/ml, Cyclohexane,

Chrysene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 218-01-9

Sulfometuron methyl

Daily Quality Control Standard (without Internal Standard) 14 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane