1-Butene Back Catalog number: 71677 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678014 Phenthoate, 100 µg/ml, Toluene, 1ml Price on request 97298 Diazinon Price on request 3340.7-100-AN 4-Chlorobenzyl mercaptan Price on request