Caffeine-d3 (1-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 26351-03-1

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

1,2-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20291-72-9

6-Methyl-2',3,4,6'-tetrachlorodiphenylmethane