trans-Urocanic acid, 100mg Back Catalog number: 676722 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673568 Esfenvalerate, 100 µg/ml, Ethyl acetate, 5ml Price on request 19106 EPA Method 610 PAH Mix, in MeCH:MeOH, 1ml Price on request 1397.6-1ML 5-Chloro-2-methylaniline, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 95-79-4 Price on request