Complete pH Buffer Solutions with 4 oz. of pH 4 and pH 7
Follow your pH meter manufacturer's instructions for calibrating your meter before testing any samples. Repeat the calibration every time you use the meter. It is also helpful to purchase the pH electrode storage solution, TE209 to extend the life of your electrode.


We are not happy unless you are. To ensure your satisfaction, we offer our guarantee backed by our promise of a full store-credit refund on any unsatisfactory product or delivery---no need to ship anything back. Simply email us at if the need to claim this guarantee should arise.

Pickup Locations Available for This Item

The Beverage People Warehouse, Santa Rosa.

Fulfillment occurs Tues - Sat, 11 AM - 5 PM. We aim to fulfill orders in 2 hours or less, whenever possible.

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How to Return Goods for Refund

All our supplies are guaranteed for one year. Request for refunds occurring more than 30 days after the date of purchase on non-defective goods may be granted as a store credit if the goods are returned in their original condition. Yeast is perishable and should be refrigerated on arrival. No refunds are allowed on sales of living organisms such as yeast and bacteria.


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Wine Making Supplies 10/04/2022
By Susan Gregg
I needed new buffer solution for my ph meter and fresh Acid test supplies so I turned to the Beverage People and placed my order. The price was reasonable and I received my order pretty quick and in time before my grape harvest. Thank you to the folks at the Beverage People!!