CWA Acidity Back Catalog number: 55129 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0309.17-200-T 7H-Benzo[c]fluorene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 205-12-9 Price on request 2044.15-K-ME 4-Nonylphenol, mixture of nonyl isomers, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 84852-15-3 Price on request 2884.30-5UG 17ß(H),18 alpha(H)-22-Methyl-28-nor-spergulane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request