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

2-Ethylanthracene

Chlorthal-dimethyl, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1861-32-1

D-Neopterin-13C5, 1mg