外金丹
胎完

胎完

胎完

硬汞全憑火，砂靑要日深。日深兼火足，砂汞自硬靑。

End of chapter
二八此對

Text and scans: Shidian Guji (Peking University – ByteDance open ancient texts). Edition details are given per book. Shidian Guji

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