Para-phenylenediamine,neat,neat,100mg,

13C6-Sulfamethazine, 10mg

Atrazin, 100μg/ml in Acetonitrile, 5ml

4-tert-Butyl-2-methylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 98-27-1