Drop tester (Cl/pH) for measuring free chlorine and pH of pool water.
Ph is measured on the red scale, chlorine on the yellow scale!
Includes measuring water container with...
"Drop tester (Cl/pH) for measuring free chlorine and pH of pool water.
DUKE CP drop tester for chlorine and pH - measures on blue and green scales Provides 120 determinations...
Drop tester (Br/pH) for measuring free bromine and pH of pool water.
Ph is measured on the red scale, bromine on the yellow scale!
Includes measuring water container with scale,...
"Drop tester for measuring the hardness of pool water
The DUKE T hardness drop tester measures hardness in German degrees, but allows easy conversion to mmol/l Allows 120...