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Re: Aquatic Plants Digest V2 #1022

> I'm unfamiliar with the LaMotte Test Kit but....
> If the CO2 reading is obtained by titrating the water sample with
> Na2CO3, then free mineral acid, if present, will be measured. Also,
> heavy metals such as iron, chromium, and aluminum salts interfere.
> This from the Betz Handbook of Industrial Water Conditioning.
> - --
> Dave Whittaker
> ac554 at FreeNet_Carleton.ca
Does anyone know if this is the case with the LaMotte kit?