PCB-Mix 21, 10µg/mL in Cyclohexane, 10ml Back Catalog number: L20032100CY Manufacturer: DR. EHRENSTORFER Availability: In the manufacturer's stock Price on request - + Recommended 68127 3,3',4,5,5'-Pentachlorobiphenyl (127) Price on request 59941 Hexavalent Chromium (Cr 6+) Price on request 50246 ICP-MS Internal Standard Price on request