Phenol-Mix 17, 1000µg/mL in MeOH, 1ml

1-Methylpyridinium iodide, 100mg

Piperacillin-d5, 1mg

2,3,3',4',5'-Pentachlorobiphenyl (= 2',3,3',4,5-),100 µg/mL,isooctane,1mL,