p-Xylene Back Catalog number: 31531 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9652.32-5UG (22RS)-30-Bishomohopene, isomer mix, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request 79648 Acenaphthylene-d8 Price on request 2903.20-10MG 17ß-Ethynylestradiol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 4717-38-8 Price on request