4,4’-DDD Back Catalog number: 79148 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682201 2-Nitrotoluene, 100 µg/ml, Methanol, 5ml Price on request 2525.13-K-ME Ibuprofen, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 15687-27-1 Price on request 2556.8-1G 2-Butoxyethyl acetate, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 112-07-2 Price on request