試藥法
試藥法
臣按丹經云:藥當先試造金,金成即丹成也。金若不成,丹亦未成。更須飛之,以成金爲候。分兩雖有正訣,臨試須以餘法詳驗。按九轉法,取鉛十斤,著鐵器中,猛火炊之三沸,投九轉之華一銖,投鉛中攪之,須臾成黄金九斤。又取錫七斤,著鐵器中,猛火火之三沸,投九轉之華一銖,於中攪之,須臾成白銀。所得之華,先秤之。若千人服之有餘,便可試金。不可一法望風輕賣也。其濃丹滓,乃將作銀,亦可。依此以滓試之矣。臨時節度,自依本經。
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Text and scans: Shidian Guji (Peking University – ByteDance open ancient texts). Edition details are given per book. Shidian Guji
