4,4'-DDE, 100 µg/ml, Methanol, 1ml Back Catalog number: 679459 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended C20000400 PCB No. 4, certified, 25mg Price on request S-4126-200-T Perdeuterated Internal Standard - PAH-Mixture 8 5 Analytes, each 200 µg/mL in toluene; units:1x1mL, 1x5mL Compounds Window 0978.10 Naphthalene-d8 1 [1146-65-2] 1086.12 Biphenyl-d10 2 [1486-01-7] 0389.14 Ph Price on request MI507-100 Reagent kit for 100 tests (Ammonia LR) Contains: 1 x 20mL NH3-1, 1 x 21mL NH3-2 Price on request