WHO 532 Standard Back Catalog number: 94154 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680166 Butyric acid, 1ml Price on request 9402.16-100-ME Norfluoxetine hydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 57226-68-3 Price on request 9514.12-100-IO 5'-Fluoro-2,3',4,5-tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. NA Price on request