2,4-DB methyl ester Back Catalog number: 81502 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95641 Acids Supplemental Standard Price on request 94083 Estrone Mix Price on request 3043.8-K-ME m-Xylene-d10, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 116601-58-2 Price on request