rtc_reefer Non-member Dec 20, 2005 #1 Can distilled water be used to check tds meters? I would assume that distilled water is 0. Thanks,
Troubleman Non-member Dec 20, 2005 #2 depends on what brand....tested three different ones and got anywhere from 0 up to about 20 ppm. may be the bottling equipment they use that puts some contaminates back in once it is distilled.
depends on what brand....tested three different ones and got anywhere from 0 up to about 20 ppm. may be the bottling equipment they use that puts some contaminates back in once it is distilled.