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5 Customer Reviews
The reviews are automatic translation.
pH meter calibration
On 2017-03-19 11:09:50
You very helpful because the cheap. I will be using this again.
Calibration of PH meter
On 2016-10-20 16:12:34
Since some of the expiration date, it may be able to buy cheaper.
PH confirmation at the time of electrolytic water generation
On 2016-06-15 15:29:42
Just good amount amount of contents as a regular calibration solution.
To examine the extent of acidity of lactic acid bacteria.
On 2015-12-08 20:44:09
Although there is no drawback to the product itself, because there is no plan to use a large amount, you want something a little more vials. Easy to use, if there is anything that could be 6.86 and the set in the vial.
Preparation of ph measuring instrument
On 2013-07-18 14:36:21
ph7 and neither do you it is impossible to match the ph4. One Together one will cause mad.
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