2,4'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: MBP-8 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 96546 d,l-Methadone-D3.HCl Price on request 8876.7-25-AN U{13C7}-Patulin, 25µg/mL, Solvent-acetonitrile, Unit 1,2mL, # of units-1, Cas.no. Price on request 30109 EPA Method 552.2 - Surrogate Standard Price on request