Zhāng Xuándé 張玄德 was a Five-Dynasties Daoist alchemist, author of KR5c0335 Dān lùn jué zhǐ xīn jiàn 丹論訣旨心鑑 (“Heart-Mirror on the Purport of Elixir Discourses and Instructions”). Biographical details are unrecorded.
Zhāng Xuándé 張玄德 was a Five-Dynasties Daoist alchemist, author of KR5c0335 Dān lùn jué zhǐ xīn jiàn 丹論訣旨心鑑 (“Heart-Mirror on the Purport of Elixir Discourses and Instructions”). Biographical details are unrecorded.