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Control Wizard
pH 4 Buffer Solution. 4 fl oz [Item # NT690]


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List Price: $4.95
You Save: $0.36 (7.3%)

Price: $4.59
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Control Wizard Products 4.0 pH Buffer Solution 4 oz. bottle.

Can be used to calibrate Hanna, Myron L., Oakton, and other brands of pH meters.


This item is sold individually. The case size is listed for your convenience for instances where you wish to order in case quantities.

— Ships from Portland, Oregon USA.

For more information, please visit the manufacturer Control Wizard's website.
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