4,4'-DDD, 100 µg/ml, Methanol, 1ml Back Catalog number: 679457 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2581.28-200-T Dibenzo[h,rst]pentaphene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 192-47-2 Price on request 54243 Total Organic Halides (TOX) Price on request ALR-137N Monoethyl phthalate (mEP), 100mg Price on request