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Analytical Wine Testing for Winemakers

Hanna Instruments have put together a guide of tools and equipment used in winemaking to help you get ready for the season and get accurate and consistent testing results.

Refractive Index of Personal Hygiene Products

Refractive index, also known as index of refraction, refers to the optical characteristic of a certain substance and the dissolved particles in it.

Identify Rancid Food by Testing for Peroxide Value

Every food you purchase comes with a use-by and best-before date, and that is usually a good mark to judge on whether the food is still safe for consumption.

Monitoring Water Quality – Turbidity

Part 3. Turbidity Turbidity of water is an optical property that causes light to be scattered and absorbed, rather than transmitted. This is primarily caused...

Monitoring Water Quality – COD & BOD

Part 2. COD and BOD Properties of water bodies vary based on natural factors such as landscape position and slope, watershed size, geology, and soil...

Monitoring Water Quality – Disinfection

Part 1. Disinfection Properties of water bodies vary based on natural factors such as landscape position and slope, watershed size, geology, and soil composition, as...

9 Best Practices for Using Your Hanna Checker

There are many things that can negatively impact results when testing your aquarium. Find out how to prevent bad readings with these best practices.

The Ultimate Guide to Sanitizers and Disinfectants

Sanitizing... Is paramount in today's day and age. While the world strives to cope with a global pandemic, how do you know that you are...

The Importance of Measuring Turbidity in Water

Turbidity of water is an optical property that causes light to be scattered and absorbed, rather than transmitted. The scattering of light that passes...

Quality Control of Malic Acid in the Winery

The process of fermentation was a mystery for the bulk of recorded human history. Microscopy and modern-day research have given us a solid understanding...

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