Tri-n-propyl phosphate-d21, 1.2ml x 50ug/ml, toluene Back Catalog number: DTPRP Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 678663 S-Metolachlor Metabolite CGA 37735, 100mg Price on request 3744.10-50-IO 1,2,3,4-Tetrachloronaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 20020-02-4 Price on request 8654.14-100-NN 4,4'-DDT-13C12 Price on request