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 10867.17-100-ME Zaleplon-?d5 (N-?ethyl-?d5),100 µg/mL,MeOH,1mL Price on request 59224 Total Organic Carbon (C) Price on request 673635 Methamidophos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request