Ca, 1000 µg/mL in 2% HNO3, 100ml

trans-1,2,trans-1,4-1,2,4-Trimethylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 7667-60-9

Ibuprofen, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 15687-27-1

4-Ethoxyphenol