nkd Bottle Trial

NKD BOTTLE TRIAL Test Report 2492 NKD

Test Report Approved By:

Marzena Niedzielska, BSc, Managing Director 16/02/2017

Report relate only to the items tested. Tests marked * are included in the UKAS accreditation schedule for this laboratory. Further information on accredited tests can be obtained on request. Opinions and Interpretations expressed herein are outside the scope of UKAS accreditation. Tests marked ` have been subcontracted.

1. Testing Timescale: Testing performed between 05/12/2016- 06/02/2017

2. Testing Scope To establish manufacturer claim of removal of microbial and chemical contamination from water using NKD bottle system-personal use water bottle with removable filter.

3. Testing set up

Test Report Approved By:

Marzena Niedzielska, BSc, Managing Director 16/02/2017

Report relate only to the items tested. Tests marked * are included in the UKAS accreditation schedule for this laboratory. Further information on accredited tests can be obtained on request. Opinions and Interpretations expressed herein are outside the scope of UKAS accreditation. Tests marked ` have been subcontracted.

4. Test method 4.1. Samples were prepared using Thames water as a natural source of contaminants (if present) and RO water seeded with known amount of contaminant. Samples were then filtered using NKD water bottle and tested for chemical analysis as listed below.

5. Results Determinand pH Conductivity Total Dissolved Solids Total Hardness Nitrite Fluoride Nitrate Calcium Selenium Total Cyanide Arsenic Boron Mercury Cadmium Chromium Copper Iron Nickel Lead

Test Report Approved By:

Units pH Units uS/cm@20C ppm mg CaCO3/L mg NO2/L mg F/L mg NO3/L mg Ca/L mg Se/L mg CN/L mg As/L mg B/L mg Hg/L mg Cd/L mg Cr/L mg Cu/L mg Fe/L mg Ni/L mg Pb/L

Input 7.36 184.00 210.00 250.00 1.00 0.30 87.00 198.00 0.03 0.50 0.10 0.50 0.03 0.01 0.04 0.05 0.10 0.03 0.10

Filtered results 7.67 8.75 97.00 50.00 0.26 <0.05 46.00 91.00 <0.01 <0.010 0.02 0.24 <0.01 <0.003 <0.01 <0.01 0.05 <0.01 0.01

Reduction 95.24% 53.81% 80.00% 74.00% 83.33% 47.13% 54.04% 66,67 98.00% 80.00% 52.00% 66.67% 70.00% 75.00% 80.00% 50.00% 66.67% 90.00%

Marzena Niedzielska, BSc, Managing Director 16/02/2017

Report relate only to the items tested. Tests marked * are included in the UKAS accreditation schedule for this laboratory. Further information on accredited tests can be obtained on request. Opinions and Interpretations expressed herein are outside the scope of UKAS accreditation. Tests marked ` have been subcontracted.