PCB No. 180, 10µg/mL in Isooctane, 10ml Back Catalog number: L20018000IO Availability: In the manufacturer's stock Price on request - + Recommended 52150 CLP Calibration Std. II Price on request 90342 Semi-Volatile B/N Mix #2 Price on request 94192 EPA 525 Cal Mix 1 Price on request