EPA Method 551.1 Performance Check Soln

Carbazole, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 86-74-8

3,3',5,5'-Tetrabromobisphenol A bis(2,3-dibromopropyl) ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21850-44-2

2,3,5,6-Tetrachlorophenol, 100µg/ml in MeOH, 5ml