4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673530 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59914 Fluoride (F-) Price on request 676747 Sodium perchlorate monohydrate, 100 µg/ml, Water, Price on request 8399.4-10MG Desphenyl chloridazon-15N2, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request