PCB Mix 50 ppb Back Catalog number: 95017 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682830 2-Butanethiol, 1000mg Price on request L20870000AL 2-Methylchrysene, 10µg/mL in Acetonitrile, 10ml Price on request 98735 Synthetic Pyrethroids, 1000µg/mL in EA, 1ml Price on request