Biopharm Calibration Traceable Reference Standards Review

I ordered these buffer solutions to test the accuracy of a small inexpensive pH meter that I bought. In fact, the cost of a pH meter and these buffers were about the same. But anyway, I wanted to test its accuracy. Although it read correctly on initial testing, I noticed that with repeated use there was a gradual drift, with a positive error near 0.2 pH units. When the meter was recalibrated, the readings from these standardized buffers were acceptable again. Although the pH meter comes with…

I am a home cheese maker and one of the things I need to be aware of when making cheese is the acidity of the cheese during manufacture. did. To do this, you need a pH meter, so you need to calibrate it regularly. This is where this product comes to the rescue. These are certified calibration solutions that you can use on your pH meter to ensure it reads reasonably. The product is very easy to use as the bottles are clearly labeled and the liquids are colored so you are unlikely to confuse a…

Glad I chose this one over the other. I chose this one based on the reviews and because it looks more professional than some of the top brands. There were also no complaints regarding the packaging of this product. The bottles are very strong and very well sealed. They also come in individually sealed pouches in a protective box with hand signed lab papers. It was a fairly easy task. Worked great for checking the calibration of my $10 El Cheapo pH meter (that normal yellow you see everywhere)…