CLP Semi-Volatile Calibration Mix #1 Back Catalog number: 94833 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDF-1234789 1,2,3,4,7,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 673829 Hexachlorobenzene, 250mg Price on request 11191.22-10MG Sildenafil-d8 (piperazine-d8),neat,neat,10mg Price on request