EPA Method 521 Nitrosamines Back Catalog number: 95327 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4404-K-AN Phenone mixture 9 Analytes, 100 µg/mL each in acetonitrile, 1x10mL Chiron No. Compound CAS no. 2754.8 Acetanilide [103-84-4] 2751.8 Acetophenone [98-86-2] 2749.9 Propiophenone [93-55-0] 2758.10 n-Butyrophenone [495-40-9] 2750.11 Valerophenone [1009- Price on request ISO 21675-NSS ISO 21675:2019 Native Stock Sol, 100ng/ml in MeOH Price on request 70199 Hexachloroethane Price on request