Anti-dumping duty on caustic soda imposed; duties calculated as difference from landed value per metric tonne applied to exporters. Imposition of anti-dumping duty on imports of Sodium Hydroxide (caustic soda) from specified countries follows findings that the goods were exported below normal value causing dumping and material injury; duties are set as country- and exporter-specific per-metric-tonne amounts and are calculated as the difference between the stated amount and the landed value, with exchange rate and landed value defined for computation.