2,4-DB methyl ester Back Catalog number: 83502 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MTBPAN Tetrabromo[13C6]phthalic anhydride, 1.2ml x 50ug/ml, toluene Price on request 3172.24-K-IO Methyl tricosanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2433-97-8 Price on request 676328 Metoprolol tartrate, 250mg Price on request