CLP Semi-Volatile Internal Standard Back Catalog number: 11009 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9328.12-K-AN N-Nitrosodiphenylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 86-30-6 Price on request 50332 EPA Method 300.0 Anions QC Standard Price on request 79061 4-Chlorophenol Price on request