Use a sample of 10 ml of water. 1 drop of TH0 = 0.05 TH in French degree.
If TH=0 you have a bruise.
Otherwise you will have a pale purple pink, add drops of TH0 until you get a blue.
If you need 20 ml of water, you will have 0.025 TH per drop of TH0.
Linked activities to this product :
Boiler Water - Cooling Water - Softener Sales Demo Kits
Tested parameters :
Total Hardness
Type of product :
Drop tests