[13C12]Dibenzofuran, 1.2ml x 50ug/ml, toluene

Diazepam-d5, neat, Solvent-neat, Unit 50mg, # of units-1, Cas.no. 65854-76-4

Atrazine, 100 µg/ml, Ethyl acetate, 5ml

2,5-Dimethylpyridine,neat,neat,100mg,