Muscat Chemical is a world-famous manufacturer, supplier, and exporter of Carbon Coal Charcoal chemicals. Our RXSOL-41-8101-025 Bentonite Soil Conditioning Agent is used to moisture-retaining clay. Bentonite is used as a backfill to reduce soil resistivity. When mixed with water, it swells to several times its dry volume. The moisture content can be retained for a considerable time.