pH Buffers - 1 Set of 4, 7 and 9

pH Buffers - 1 Set of 4, 7 and 9

Vendor
DRP Aquatics
Regular price
$7.50
Sale price
$7.50
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Set of pH buffers 4, 7 and 9 for the calibration of the pH meter.  Each satchel make 250 ml buffer solution that will be stable for at least 6 months. Buffers are supplied as a set so you get the 4, 7 and 9 when you order one set.  Keep the solutions in a cool place and keep bottle closed when storing.  You can purchase distilled water at a local store to  make up the buffers.