Description General description BDE No 205 is a pollutant belonging to the class of polybrominated diphenyl ethers. It can be commercially used as a flame retardant additive in building materials, textiles, plastics and electronic equipment. Application BDE No 205 may be used as an analytical reference standard for the determination of the analyte in soil samples using high-performance liquid chromatography. Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.