Chlorpyrifos Back Catalog number: 79508 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98974 Di-n-butyl sulfide as S Price on request 12013.20-K-IO Bis(4-methyl-1-pentyl) phthalate,1000 µg/mL,isooctane,1mL, Price on request 677184 3,3'-Dichlorobenzidine, 100mg Price on request