Calibration Standard Mix 1 Back Catalog number: 53010 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9334.16-100-IO Octahydro-tetramethyl-naphthalenylethanone, 100µg/ml in isooctane, 1ml Price on request 54256 Ammonium (NH4+) Price on request EC-4060 13C LABELED PCB MIXTURE PCBS-77/101/141/178 10UG/ML IN NONANE Price on request