This kit tests for Total Hardness in water by using the Dropper Bottle Method. All results are as CaCO3. Range/sensitivity is 1 drop = 10, 25, or 50 ppm CaCO3.
This kit tests for Total Hardness in water by using the Dropper Bottle Method. All results are as CaCO3. Range/sensitivity is 1 drop = 10, 25, or 50 ppm CaCO3.