Updated 1/14/2022 To our customers and vendors, The COVID-19 pandemic has affected the entire world. …
Navigating Calibration and Maintenance (Part 1)
Christopher Columbus proposed to sail due west from the Canary Islands in hopes to find Japan and the riches of the East Indies. His plan would have worked, except there was a bunch of land in the way…
Navigating Calibration and Maintenance (Part 2)
Columbus had to do more than follow a compass due west. There were currents that also must be taken into account. These currents will cause the ship to drift off course, even though it appears to be heading in the correct direction the whole time…
Navigating Calibration and Maintenance (Part 3)
The LabtronX Accuracy Assurance Calibration and Maintenance Program is an attempt to make course corrections before you end up drifting too far away from where you want to be. Drift in accuracy and reliability can be caused by a number of things, including the following…
How does Temperature and Pressure affect Dissolved Oxygen Readings?
How does temperature and pressure affect dissolved oxygen readings?
Everyone knows that H2O is the chemical equation for water, but what is H2O4?
H2O is for (4) drinking, taking a bath, swimming…
pH Electrode Storage
So, you have a new pH electrode? Let’s talk about what we can do every day to keep it in shape. Which reminds me… Why did the acidic water go to the gym? Because it wanted to be a buffer solution…
Temperature effects on pH readings
During the course of a year, the temperature of your pH samples can vary dramatically. Whether you’re as hot as a sweating stormtrooper on Tatooine, or Luke-warm in a tauntaun on Hoth, how can you be sure your pH measurements are correct?
Man tries to Calibrate Kleenex… The story at 11.
Roger and Betty had been married over 40 years and he loved her very much. Throughout their relationship, she was always doing nice little things for him. Every morning, for over 40 years, Betty would put a Kleenex into each of his two work shirt pockets just in case he needed them.
The Uncertainty of Digital Watches – What Barney Didn’t Know.
Barney, the tour guide at the museum, explained that a dinosaur bone was one hundred million and five years old. When he was asked about the five extra years he explained, “It was a hundred million years old when I first started here…”
Accuracy is nice but many operators, like Carl, prefer precision.
Normally, people use the terms “accurate” and “precise” interchangeably, but in the scientific community they each have a unique meaning. Accuracy is the closeness of a measurement result to a standard value, and precision is the closeness of multiple measurement results to each other under the same conditions.