Rifaximin-d6 (Major), 1mg

1,1,2,2-Tetrachloroethane, 2000µg/ml in MeOH, 1ml

Metals Mix #1

1,3,5-Tris(2,3-dibromopropyl)- 1,3,5-triazine-2,4,6(1H,3H,5H)-trione,50 µg/mL ,toluene,1mL,