Digital pH Meter and TDS Meter Combo – $11.95 Shipped

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Digital pH Meter and TDS Meter combo via eBay for $11.95 with free shipping

Use the pH meter to check the pH of your water, mash, [test Star San effectiveness] and finished beer.  The TDS meter could come in handy for checking your RO filter [See: Review – Portable Reverse Osmosis Water System] or for checking purchased distilled or RO water.  Some water processors add minerals back for flavor.  A TDS meter will allow you to make sure you’re getting what you want.

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