£6.50
A simple liquid pH test kit supplied with two bottles of Regent solution and instructions. Narrow range : 6.0 - 7.6 pH Long range : 4.0 - 10.0 pH More
A simple liquid pH test kit supplied with two bottles of Regent solution and instructions.
Narrow range : 6.0 - 7.6 pH
Long range : 4.0 - 10.0 pH