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Re: [APD] pH control



Pump water through a chamber with some sea shell powder
or other lightly soluble alkaline substance and switch the
pump on/off with the pH controller.

>Dear aquatic plants members:
>
>Hello, now i am thinking to control aquarium pH using pH
>controller.
>Many pH controllers are due to decrease pH by bubbling
>CO2.
>But, I want to rise pH (thinking pH=10 actually).
>
>I am now thinking how can i rise pH by controlling
>artificially.
>If you have any idea, would you please tell me how to do.
>
>Sincerely,
>Ryu

-- 
Raj, vu2zap
Bengaluru, South India.


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