2,5-Dinitrophenol

Internal standard 2, 2000g/ml in MeOH, 1ml

1,3,6,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

2-Methylfluorene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1430-97-3