2,4-DB methyl ester Back Catalog number: 81502 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94401 Hydrocarbon Mix #1 Price on request MOPCB-4009S 4-Methoxy-2',3,5,5'-tetrachlorobiphenyl, 100µg/ml in IO, 1ml Price on request 53311 Palladium / Magnesium Matrix Modifier Price on request