Anti-dumping duty on Di-sodium Carbonate: exporter-specific duties imposed following dumping and material injury findings. An anti-dumping duty is imposed on Di-sodium Carbonate (sub heading 2836.20) originating in or exported from the People's Republic of China based on the Designated Authority's preliminary finding of dumping, consequent material injury to the domestic industry, and cumulative causation; the imposition is made under section 9A(2) of the Customs Tariff Act, 1975 and rules 13 and 20 of the 1995 Anti-dumping Rules, with exporter specific duty rates and a specified operative period.