Caffeine, 1000µg/ml in MeOH, 1ml Back Catalog number: 71151 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended B197910 Benz[j]aceanthrylene and Benz[e]aceanthrylene_x000B_(70:30Mixture), 2,5mg Price on request 3428.12-100 Isofenphos-des-N-isopropyl , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 25205-08-7 Price on request 677917 Novaluron, 100 µg/ml, Acetonitrile, 1ml Price on request