D8-4,4'-DDD, 100 µg/ml, Acetone, 1ml Back Catalog number: 684690 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 71121 3,4-Dichloroaniline Price on request 16130CSL Extended Calibration/Low Level Solution , 500uL, nonane Price on request 52331 EPA Method 6020/6020A - Mix B Price on request