2-Nitrotoluene, 100 µg/ml, Methanol, 5ml

2,2',4,5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Cholest-5-en-3ß-ol-d6 , neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 92543-08-3

2,4,6-Trimethylbenzophenone, 25mg