EPA Method 8260 Internal Standard - Revised

1,3,5-Trichlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 108-70-3

Quercetin, >98%, 20mg

2,3,7-Tribromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene