MA - EPH Matrix Spike Rev 1.0/1.1 Back Catalog number: 51074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673201 Anilazine, 100 µg/ml, Acetonitrile, 5ml Price on request 38233 Ascorbic acid [Vitamin C] Price on request 677236 Endosulfan, 250mg Price on request