AQUADUR® 4–21 Semi-quantitative test strips for water hardness. MACHEREY-NAGEL. Measuring range (visual): Total hardness: <3.75 - >5 - >8.75 - >17.5 - >26.25 °e. Total hardness: < 54 - >72 - > 126 - > 252 - > 378 ppm CaCO?. Presentation: 100 test strips in a tube, 6 x 95 mm
| Packaging | Reference | Stock | My Price |
|---|---|---|---|
| x 100 u. | 001-091220 | In stock | Buy |
Characteristic
Test : AQUADUR® 4–21, for water hardness
Measuring range (visual) : Total hardness: <3.75 - >5 - >8.75 - >17.5 - >26.25 °e
Total hardness: < 54 - >72 - > 126 - > 252 - > 378 ppm CaCO3
Presentation : 100 test strips in a tube, 6 x 95 mm
Shelf life (years) : 2
Pack (u.) : 100
AQUADUR® test strips are made for the easy determination of water hardness allowing to optimize the dosing of water softeners.
Technical documentation
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