Product name: Tetrabromobisphenol A

　　Alias: 2,2-Bis (3,5-dibromo-4-hydroxyphenyl) propane; TBBA

　　CAS number: 79-94-7

　　Molecular formula: C15H12Br4O2

　　Molecular weight: 543.87

　　Melting_point: 180–184

　　Water_soluble: Insoluble (<0.1 g / 100 mL)

　　Appearance: white powder

　　As a reactive flame retardant, it can be used for epoxy resin, polyurethane resin, etc .; as an additive flame retardant, it can be used for polystyrene, SAN resin, ABS resin, etc.

　　Quality Index

　　Appearance: white powder; mass fraction of bromine; ≥58%

　　Chroma (platinum-cobalt color number): ≤25; Loss on heating: ≤0.3%

　　Mass fraction of Tetrabromobisphenol A: ≥99.O%; moisture: ≤O.2%

　　Mass fraction: Inorganic bromine <300 × 10-6

　　Melting point:> 180 ~ C; hydrolyzed bromine: ≤60 × 10-6