4,4'-DDD, 100 µg/ml, Toluene, 5ml Back Catalog number: 675989 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 54009 Orthophosphate (as PO43-) Price on request 1971.12-50-IO 2,2',4,4',5,5'-Hexabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 68631-49-2 Price on request 1255.7-1ML 3-Ethylpentane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 617-78-7 Price on request