pH 7.01 Buffer Solution (20ml)
Calibrating your pH meter just got easier with this Hanna 7.01 buffer solution. This product is certified and will give you an accurate reading of +/- 0.01pH.
|Description:||Ensure your meter has been thoroughly cleaned before testing or the reading may not be accurate.
Should you run out of your storage solution this may be used until such time as you have more on hand.