[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray](https://indike.org/pramana/ins.science.ray-1956) › c30.9 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c30.9 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c30.9 - **Language:** English ### [c30.9](https://indike.org/pramana/ins.science.ray-1956.c30.9) Gold-leaf is \*killed\* by being rubbed with one-fourth of its own weight of \*killed\* mercury and acid of any kind, and roasted eight times. 17 - [Previous: c30.8](https://indike.org/pramana/ins.science.ray-1956.c30.8) - [Next: c30.10](https://indike.org/pramana/ins.science.ray-1956.c30.10) - [Up: c30](https://indike.org/pramana/ins.science.ray-1956.c30) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c30.9](https://indike.org/pramana/ins.science.ray-1956.c30.9) · Pramāṇa