Washington State Approval and Test Ratings Note: For easier viewing, please press the control key while clicking on the links above. NuWater Requirements BioRobix NR NSF 40 Report Summary BioRobix NR NuWater BNR-500 Washington approval March 2011 BioRobix NR NuWater BNR-500 Washington approval UV JUNE 2011 BNR-600 Laboratory Report BNR-600 Washington approval BNR-600 PolyTank Approval Name Change from BioRobix to NuWater Feb 2012