For long term health of your elctrode use pH storage solution. It is a mixture of Potassium Chloride, Postassium Hydrogen Phthalate, Silver Nitrate, and Sodium Hydroxide.
Volume: 230 ml
|Availability:||In stock (2)|
|Delivery time:||1-3 Days|
Includes 4oz each of 4.00 and 7.00 buffers. We package these solutions from bulk quantities to get you the best pricing. For testing, pour buffers into a small glass. You do not want to stick the probe of the pH meter into the buffer jars directly because you will eventually sacrifice the accuracy of your buffers.
Expires after 6 months if unopened. Expires after 3 months if opened.