Demeton-O, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 680857 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679294 Isopropylparaben, 25mg Price on request 51044 MA - EPH Matrix Spike Rev 1.0/1.1 Price on request 66132 2,2',3,3',4,6'-Hexachlorobiphenyl (132) Price on request