NPharvest project deals with nutrients (nitrogen and phosphorus) harvesting from liquid waste and produce mineral fertiliser such as ammonium sulphate, ammonium phosphate, ammonium nitrate, calcium phosphate. 

what we did:

• Produced ammonium sulfate and ammonium phosphate (mineral fertiliser from wastewater, urine, reject water. 

• Produced 20g of ammonium sulfate fertiliser from 1L of urine or reject water.

• Conducted feasibility study of this technique and the recycled fertilizer.

• Developed business model for this technique with biogas company or sanitation company.

• Detail is found in the link below and in publication tab

http://npharvest.aalto.fi/en/