Diphenamid, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678393 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30169 EPA Method 500 Internal Standard #6 Price on request MICQC2B Total, Fecal & E. Coli WP QTA Price on request T4IPPP Tris(4-isopropylphenyl) phosphate, 1.2ml x 50ug/ml, toluene Price on request