Extraction Of Silica From Rice Husk Via Acid Leaching Treatment
Figure 1: An image of sample of (a) untreated rice husk powder, (b) treated rice husk for 1.0 M of citric acid at 60 minutes and (c) treated rice husk for 1.0 M of hydrochloric acid at 60 minutes
![An image of sample of (a) untreated rice husk powder, (b) treated rice husk for 1.0 M of citric acid at 60 minutes and (c) treated rice husk for 1.0 M of hydrochloric acid at 60 minutes](https://www.europeanproceedings.com/files/data/article/94/5431/AIMC2018116.fig.001.jpg)