4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673530 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0301.20-200-T 7,12-Dimethylbenz[a]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 57-97-6 Price on request 8882.9-50-IO 2,4,6-Tribromophenylallyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3278-89-5 Price on request 71202 Methyl sulfone Price on request