碘化钠 Traditional form: 碘化鈉 Pinyin (reading): diǎnhuànà Definitions: sodium iodide NaI Characters: 碘 - iodine 化 - to change, to convert, to reform; -ize 钠 - sodium, natrium; to sharpen wood Traditional characters: 碘 - iodine 化 - to change, to convert, to reform; -ize 鈉 - sodium, natrium; to sharpen wood