Urea Stock Solution Back Catalog number: 93294 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0205.30-5MG Tetrabenz[a,c,h,j]anthracene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 215-11-2 Price on request 0654.40-500-IO ßß-Carotane, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17161-33-0 Price on request 11891.15-K-ME Modafinil ,1000 µg/mL,MeOH,1mL, Price on request