[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) › c84.51 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c84.51 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c84.51 - **Language:** English ### [c84.51](https://indike.org/pramana/ins.science.ray-1956.c84.51) 27. In this way, copper and steel (glazy iron) will be purified by acid wash. - [Previous: c84.50](https://indike.org/pramana/ins.science.ray-1956.c84.50) - [Next: c84.52](https://indike.org/pramana/ins.science.ray-1956.c84.52) - [Up: c84](https://indike.org/pramana/ins.science.ray-1956.c84) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c84.51](https://indike.org/pramana/ins.science.ray-1956.c84.51) · Pramāṇa