Tiras reactivas semi-cuantitativas AQUADUR® 4–21 para dureza de agua. MACHEREY-NAGEL. Rango de medida visual: Dureza total: <3.75 - >5 - >8.75 - >17.5 - >26.25 °eDureza total: < 54 - >72 - > 126 - > 252 - > 378 ppm CaCO?. Presentación: Tubo con 100 tiras, 6 x 95 mm

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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 strips

AQUADUR® test strips are made for the easy determination of water hardness allowing to optimize the dosing of water softeners.

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