FireMaster FF 1. is a chemical compound registered under CAS number 67774-32-7, with the molecular formula C12H4Br6 and a molecular weight of about 627.58 g/mol. It is also known as FireMaster FF 1; Polybrominated biphenyl mixture; HEXABROMOBIPHENYLS. FireTardant supplies FireMaster FF 1. for laboratory research and bulk production; product code 875721. Send an inquiry for purity, packaging, price and lead time.