Review on Sper Scientific 850052 Pen Large by Jose Mcdaniel

Name: Sper Scientific 850052 Pen Large
Item: Sper Scientific 850052 Pen Large
Rating: 3

August 26, 2022

Seems to need a recalibration in the middle of mine.

Seems to need a recalibration in the middle of my processes. Also crashes on readings when putting it back into the buffer. My last pH meter was cheaper and I never had this problem. Most likely I will order another device and model.

Pros

Substance Analysis Instruments

Cons

Questionable purchase for the elderly

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