2,2,5,5-Tetramethyltetrahydrofuran Back Catalog number: 71549 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73061 Fentanyl-D5 Price on request 3405.25-100 Fenvalerate, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 51630-58-1 Price on request 79665 Anthracene Price on request