4,4'-DDD, 250mg Back Catalog number: 677528 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 70541 Azinphos ethyl, 1000µg/ml in MeOH, 1ml Price on request 9716.12.50-IO 2,2',3,3',4,4',5,5'-Octabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 50679 L(+)Lactic acid (C3H6O3) Price on request