Butyric acid (C4H8O2) Back Catalog number: 50677 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97779 4-Ethoxyphenol Price on request 680172 Isobutylparaben, 100mg Price on request 66019 2,2',6-Trichlorobiphenyl (19) Price on request