Interference Standard 4 Back Catalog number: 53041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681329 D8-1,4-Dioxane, 250mg Price on request PN-24S 1,4,6-Trichloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 682029 D8-1,4-Dioxane, 100 µg/ml, Methanol, 1ml Price on request