Demeton-S-methyl, 100 µg/ml, Toluene, 1ml Back Catalog number: 677959 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 31784 EPA Method 1657 Analytes Price on request 678766 Imazethapyr, 100 µg/ml, Acetonitrile, 1ml Price on request 30060R EPA Method 502/524 High Conc VOC Mix #3 Price on request