WA EPH Matrix Spike Mix Back Catalog number: 51145 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79332 1,3-Butadiene Price on request 1827.9-1G DL-2-Phenylpropionic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 492-37-5 Price on request A14213000IO-10 HHCB 10 µg/mL in Isooctane, 1mL Price on request