Color Back Catalog number: 54555 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94169 Volatile Mix #2 Price on request S-4764-100-MEX10 Custom mix AZO standards, each component 0.10mg/ml in methanol: 2783.12 4-Aminodipenyl 1773.12 Benzidine 2763.7 4-Chloro-o-toluidine 1780.0 2-Naphthylamine 2765.6 4-Chloroaniline 2784.7 2,4-Diaminoanisole 2762.13 4,4’-Methylenedianiline 2 Price on request 677790 Novobiocin sodium salt, 250mg Price on request