2,4-DB methyl ester Back Catalog number: 81502 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4PM79 3,3',4',5-Tetrachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 51070 ASTM D-4815 Quantitation Peak ID Mix Price on request 8913.14 5-Methyl-2,3',4,4'-tetrachlorodipehnylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request