[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Medicine](https://indike.org/pramana/in.med) › [Alchemy and Iatrochemistry](https://indike.org/pramana/in.med.rasa) › [Metallurgical alchemy and transmutation into gold](https://indike.org/pramana/in.med.rasa.dhatuvada) › [Rasādhyāya](https://indike.org/pramana/in.med.rasa.dhatuvada.rasadhyaya) › [English (machine translation)](https://indike.org/pramana/in.med.rasa.dhatuvada.rasadhyaya~en-mt) › 26 # Rasadhyaya 26 English (machine translation) 26 - **Language:** English ### [26](https://indike.org/pramana/in.med.rasa.dhatuvada.rasadhyaya~en-mt.26) \ There are eighteen refinement processes for mercury; among them, the first is cloth-filtration; the second is called grinding; the third is considered purification. .. 1.26 .. - [Previous: 25\_55](https://indike.org/pramana/in.med.rasa.dhatuvada.rasadhyaya~en-mt.25_55) - [Next: 27](https://indike.org/pramana/in.med.rasa.dhatuvada.rasadhyaya~en-mt.27) --- Source: [https://indike.org/pramana/in.med.rasa.dhatuvada.rasadhyaya~en-mt.26](https://indike.org/pramana/in.med.rasa.dhatuvada.rasadhyaya~en-mt.26) · Pramāṇa