[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) › c15.51 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.51 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.51 - **Language:** English ### [c15.51](https://indike.org/pramana/ins.science.ray-1956.c15.51) Pure gold has been defined as follows: - [Previous: c15.50](https://indike.org/pramana/ins.science.ray-1956.c15.50) - [Next: c15.52](https://indike.org/pramana/ins.science.ray-1956.c15.52) - [Up: c15](https://indike.org/pramana/ins.science.ray-1956.c15) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c15.51](https://indike.org/pramana/ins.science.ray-1956.c15.51) · Pramāṇa