Chemical Oxygen Demand Back Catalog number: 59447 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended B515202 rac 1,2-Bis-palmitoyl-3-chloropropanediol-D5, 1mg Price on request 10138.18-10MG Estrone sulfate sodium salt, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 438-67-5 Price on request 8536.34-10-AN U{13C34}-Fumonisin B3, 10µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no. Price on request