1,2,7,8-Tetrabromodibenzofuran, 1.2ml x 50ug/ml, toluene

Caffeine, 1000µg/ml in MeOH, 1ml

1,2,4,5-Tetrachlorobenzene-d2, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 1198-57-8

Resolution Standard 2 Analytes, each 3,0 Wt.% in isooctane; units: 1x1mL, 5x1mL 1,3,5-Trimethylbenzene 1-Methyl-2-ethylbenzene