Oman Chemical is a world-famous manufacturer, supplier, and exporter of Tank Cleaner chemicals. RXSOL-20-1004-025 Bitumen Remover has been specifically formulated to reduce labour costs by swiftly breaking deposits enabling them to be easily flushed away with water. It can be diluted up to a maximum of 18-1 with paraffin or diesel, or for the extra economy, it can be diluted up to 6-1 with water.