Semi-Volatile Mix

2,6-Dichlorobenzamide, 500mg

2-(N-ethyl-d5-perfluoro-1-octanesulfonamido)ethan-d4-ol, 50µg/ml in MeOH, 1,2ml

2,3,4,4'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,