4,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673529 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 95495 AQIS Mix Price on request 1700-0507 Artificial Perspiration pH 5.5, 200mL Price on request 10006 CLP Semi-Volatiles - Benzidines Price on request