4,4'-DDT, 100 µg/ml, Methanol, 1ml Back Catalog number: 679461 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30109 EPA Method 552.2 - Surrogate Standard Price on request 79415 1,4-Naphthoquinone Price on request 9436.12-100-CY Acifluorfen Price on request