Herbicide Methyl Derivatives Back Catalog number: 91829 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBP-127 3,3',4,5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 0012.22-200-T Napht[1,2-a]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 195-06-2 Price on request 52035 Calibration Standard Mix 3 Price on request