Rejection of nitrogen species in real fresh and hydrolyzed human urine by reverse osmosis and nanofiltration

Engineering & Materials Science

• Nanofiltration 100%
• Reverse osmosis 82%
• Ammonia 67%
• Nitrogen 58%
• Urea 52%
• Salts 13%
• Membranes 11%
• Nitrogen compounds 11%
• Microfiltration 10%
• Fertilizers 9%
• Permeation 8%
• Ions 6%
• Recovery 4%
• Fluids 4%

Earth & Environmental Sciences

• urine 66%
• reverse osmosis 65%
• ammonia 50%
• urea 43%
• nitrogen 38%
• salt 9%
• membrane 9%
• nitrogen compound 8%
• microfiltration 8%
• diesel 6%
• fertilizer 6%
• ammonium 5%
• conductivity 5%
• ion 4%
• fluid 4%

Chemical Compounds

• Reverse Osmosis 75%
• Ammonia 48%
• Nitrogen 38%
• Urea 33%
• pH Value 17%
• Fertilizer 8%
• Ammonium Ion 8%
• Conductivity 4%