USE PN 31196 Back Catalog number: 82448 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92780 1,4-Dioxane-d8 Price on request 0925.14-500-IO 2,3-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-17-6 Price on request 79422 5-(Hydroxymethyl)furfural Price on request