TOC Calibration Standard Back Catalog number: 50110B Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D0988 Dodecylbenzene (hard type) (mixture of branched chain isomers), 500ml Price on request S-10609M1-1ML 2,4-D, 100µg/ml in Methanol, 1ml Price on request 94604 PCB Congeners Price on request