4,4'-DDT-13C12 Back Catalog number: 8654.14-100-NN Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 2042.8-100MG n-Perfluorooctanoic acid,neat,neat,100mg, Price on request 57174 Tungsten (W) Price on request 80602 EPA Method 8060 QC Check Solution Price on request