Test Strips, For Water Hardness, M. Nagel

In dialysis hard water can damage the delicate osmosis units.  
For this reason accurate and quick testing of water hardness is very important
“Diaquant” test strips are specially designed for reliable and accurate low-range water hardness tests of rinse and feed water specially at dialysis enviroment.
All water hardness tests are done simple and fast without any mixing.
The easy dip & read procedure provides a reliable result in 10 seconds.
After the test color changes from white to pink.  
Packed in a box of 50 strips of 6 mm width and 95 mm length