Calcicol Hardness Test Tablets Providing a simple mehod of determining and measuring calcium hardness. A test can be carried out by simply adding one tablet to a sample of water, the colour that is produced is an indication of the hardness.
Overview
Calcicol Hardness Test Tablets Providing a simple mehod of determining and measuring calcium hardness. A test can be carried out by simply adding one tablet to a sample of water, the colour that is produced is an indication of the hardness.
