Mix #2

Ibuprofen carboxylic acid, 10mg

2-Nitrofluorene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 128008-87-7

Dalapon, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 75-99-0