丁二醇 Traditional form: 丁二醇 Pinyin (reading): dīng'èrchún Definitions: butyl glycol Characters: 丁 - male adult; robust, vigorous; 4th heavenly stem 二 - two; twice 醇 - rich, pure, as good as wine Traditional characters: 丁 - male adult; robust, vigorous; 4th heavenly stem 二 - two; twice 醇 - rich, pure, as good as wine