CO2 test kit recommendations
George Booth wrote:
>If you use a good CO2 test kit, accuracy is around 1-3 ppm. If you
>measure pH and KH and use a table, the accuracy depends on the
>accuracy of the two test kits and the granularity of the table.
George makes a good argument for the limited accuracy of estimating
CO2 concentrations by interpolating from KH/pH tables. So I suppose I
will have to invest in *another* test kit. What kits are recommended?
Joanne (I think) mentioned the LaMotte kit. Is there any consensus about