2-Methylquinoxaline, 1000mg Back Catalog number: 683409 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended M-8315-R2-DNPH Carbonyl DNPH Derivative Mix, 100µg/ml in AcN, 1ml Price on request 51089 MA - EPH Fractionation Surrogate Spike Rev 1.0/1.1 Price on request 10419.7-100-CY Methyl pentachlorophenyl sulfide Price on request