TOC Calibration Standard Back Catalog number: 50240 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PN-34S 1,2,4,7-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 93871 beta-D-(-)-Fructose Price on request 10019.12-100-IO 2,4,4'-Trichlorobiphenyl-2',3',5',6'-d4, 100 µg/mL in Isooctane, 1mL Price on request