| Polychlorinated normal paraffin | It is limited that the number of carbon is 10 to 13 and the content of chlorine is more than 48% of the total weight. | Act on the Evaluation of Chemical Substances and Regulation of Their Manufacture | Class I specified chemical substances | | Permit required for manufacture and import; Import prohibition of products designated by ordinance; obligation to indicate countermeasures for environmental pollution; order for collection etc. | Ministry of Economy, Trade and Industry, Ministry of Health, Labour and Welfare, Ministry of the Environment | | Act on the Evaluation of Chemical Substances and Regulation of Their Manufacture |