VRX 8260 IS & Surrogate Standard Back Catalog number: 92477 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679382 N-Nitrosodiethanolamine, 100mg Price on request 2821.7-10MG n-Perfluoroheptanoic acid Price on request 674696 Napropamide, 10.0 µg/ml, Cyclohexane, 10ml Price on request