TOC Calibration Standard Back Catalog number: 50240 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70318 1,2,3,4-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml Price on request L-PFHXS Sodium perfluoro-1-hexanesulfonate, 50µg/ml in MeOH, 1,2ml Price on request 92533 Fluoranthene Price on request