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 HPCB-4009N 4-Hydroxy-2',3,5,5'-tetrachlorobiphenyl, 10mg Price on request 0395.26-K-IO 2-Methylpentacosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 629-87-8 Price on request 1012.6-1G Di-n-propyldisulfide, neat, Solvent-Neat, Unit 1g, # of units-1, Cas.no. 629-19-6 Price on request