Boron (B) Back Catalog number: 58105 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2533.11-100-ME (2RS)-2-(4-Ethylphenyl)propanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3585-52-2 Price on request 679524 13C6-Sulfaquinoxaline, 10mg Price on request 98848 4,4’-DDE Price on request