AQUADUR® water hardness test strips are the ideal choice to quickly determine water hardness.
AQUADUR test strips are ideal the quick and easy determination of water hardness. The convenient Dip & Read procedure and the clear colour changes from green to red ensure reliable results within seconds. These AQUADUR strips come in 5 individually sealed packets.
If you are using a water filter to protect your valuable coffee machine, then you will need to know when to change the water filter.
If using a brita purity c 500 - this will be depleted after 5000 litre's at average hardness 8°dh.
Use this strip to test, if your brita cartridge or water softner is depleted - if more that 3 dots replace cartridge.
How to use test strips:of
1. Immerse the test strip for 1 seconds in the test solution.
2. Lightly shake off excess liquid.
3. Wait 60 seconds.
4. Compare the test strip with the scale on the cover
Low hardness 7°f 5°dh 6.5°dh 1 red dot
Average hardness 12°f 8°dh 12.5°dh 2 red dots
Hard water 25°f 17°dh 12.5°dh 3 red dots
Very hard water 37°f 26°dh 12.5°dh 4 red dots
Set of 5 individually sealed test strips
Made in Germany by MACHEREY-NAGEL GmbH