4-Bromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

1,1-Difluoroethane, 20mg/mL in MeOH, 1ml

9-cis-Eicosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

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