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Lovibond Hardness Yes/No Tablets (250 Tablets)

Price £44.99£39.99Save: 11% off


This test is for determining the quality of water produced by industrial and domestic water softeners

Test Procedure:

The sample size and the number of tablets per test depends on the quality of water required:

Water Hardness Required / Sample Size / Number of Tablets

  • Less than 4 mg/l (ppm) / 50ml / 1
  • Less than 8 mg/l / 50ml / 2
  • Less than 20 mg/l / 20 ml / 2

Take an appropriate sample of water from the softener in the container provided. Add the correct number of Hardness Yes/No tablets and replace thecap. Shakethecontaineruntilthetabletshavecompletelydisintegrated and no further colour change takes place.

  • If the water turns RED, the softener requires regeneration or replacement.
  • If the water turns GREEN, it is of an acceptable quality.

Cleaning: Rinse out and dry the sample container after every test.

Number of Tablets: 250

Ref: 515361BT Stock Status: 4 Units in Stock Manufactured by: Lovibond

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  • *Shipments to an European Address may take as long as 4-6 working days.
  • **Shipments to a Rest of World address can take 14 + days to arrive, also depending on the speed of customs.
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