PCB 153, 10.0 µg/ml, Isooctane, 10ml Back Catalog number: 680401 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8484.15-50MG Metoprolol (free base),neat,neat,50mg, Price on request 682019 5-Chlorovanillin, 100mg Price on request 11318.21-K-W Cetirizine dihydrochloride,1000 µg base/mL,water,1mL, Price on request