As produced in China, the technical mixture contained a different ratio of its constituents (that is, different proportions of congeners) than C-PentaBDE produced in Europe and the US.
由于产自中国，该技术混合物的各项成分比例与产自欧洲和美国的商用五溴二苯醚不同（即，含有不同比例的同源物）。