Octamethylcyclotetrasiloxane Back Catalog number: 71514 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2190.3-50-ME Perfluoropropionic acid, sodium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 378-77-8 Price on request 79109 4-Bromophenyl phenyl ether Price on request 98136 VOC Standard Price on request