help with TDS meter


New member
Don't think I can post ebay links, but there a numnber of TDS meters selling for $15-20 on ebay. Are these any good - anyone have experience with one?


New member
i got mine off Ebay :) i cant remember from who though. you can always get some calibration fluid to double check it.


New member
Most TDS meters will give you good results. Most people do buy them on e-bay since they are a few bucks cheaper.