rac Metoprolol-d7, 1mg

N,N-Dimethylguanidine, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 6145-42-2

Haloalkanes Mixture, 200µg/ml in MeOH, 1ml

4,4'-DDD, 100 µg/ml, Methanol, 1ml