Produkta informācija "Spa Balancer Total Hardness Kit ( ūdens cietības noteikšanai) "
Total Hardness Test Kit determines the water hardness in degrees of German hardness. Each drop added corresponds to one degree of German hardness.
Step 1 As long as the water is red, add the liquid drop by drop into the measuring cup. Count each drop and shake the measuring cup after each drop.
Step 2 As soon as the water turns slightly yellow, gently add another drop or 2.
Step 3 As soon as the liquid has turned green, you have determined the hardness of the water using the amount of drops added.
Water hardness converter