Mixed Calibration Standard 4 Back Catalog number: 52056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MHXCHLOR (13C10)Chlordene, 1.2mL x 100ug/mL, nonane Price on request 675883 Pipemidic acid, 250mg Price on request 33301 1-Decene Price on request