In article >,
Richard Periut > wrote:

> True, but I use RO water which is not distilled water. The latter has a
> conductivity of 0 microsiemens, while RO can range from 18 to 25
> depending on membrane integrity. Just enough hardness for my cooking and
> brewing and hobbies.

Though converting microsiemens to ppm is difficult, that's about 9-11.5
to 12.5-16 ppm, far short of the SCAA standards of 100 to 200 ppm.

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