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Quick test sticks Aquadur®, for evaluation of water hardness
Quick test to guide semi-quantitative determination of water hardness (total hardness).Measuring range of 0 °d to more than 25 °d. Conversion: 1 °d = 1.8 °f = 1.25 °e = 17.8 mg/l CaCO3.One box contains 100 test strips W 6 x L 95 mm.
Application:the test strip is briefly dipped into the water to be measured. After approximately one minute, the colouring that has appeared can be compared to a colour scale and the hardness range can be determined.Caution: the test paper must not come into contact with fingers.
| Verification of | Water hardness (total hardness) |
| Gradation | <3 °d, >5 °d, >10 °d, >15 °d, >20 °d, >25 °d µg/m³ |
Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
US$40
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