AQUADUR® #91201


Item#: 91201

Price: $34.70

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Pack Size: box of 100 strips
Hazard Class /UN Number: Not Restricted
Storage Temp: Room Temperature

Test sticks for determination of the water hardness. The hardness of water depends on its content of calcium and magnesium salts. When measuring the total hardness, the sum of these salts is determined. Gradation of scale: <55 · >90 · >180 · >270· >360 · >445 ppm

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