4-Bromo-2,3,7,8-tetrachlorodibenzofuran, 1.2ml x 50ug/ml, toluene

Fluorobenzene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 462-06-6

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

EPA 8040A, Mixture B S-4240 9 Analytes, 2mg/mL each in isopropanol 2-Chlorophenol 2-Methylphenol 4-Methylphenol 2,6-Dichlorophenol 2,4-Dimethylphenol 2,4-Dinitrophenol Dinoseb 2,3,4,6-Tetrachlorophenol 2,4,5-Trichlorophenol