Acids Standard Back Catalog number: 94197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9756.17-K-IO n-Butyl iso-pentyl phthalate (n-Butyl 3-methylbutyl phthalate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 144648-76-0 Price on request 10091.18-10MG Estrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 53-16-7 Price on request 6164-3-3L:250MG Pentafluoroethanesulfonic acid, 97%, 250mg Price on request