4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678378 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 11650.9-K-ME 3-Methoxytyramine hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request XA11322500AL Chloridazon-methyl-desphenyl, 100µg/mL in Acetonitrile, 1ml Price on request 2128.12-10-IOX5 Arochlor 1254, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 11097-69-1 Price on request