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The barrier capabilities of packaging are incredibly important when it comes to the pharmaceutical industry. Oxygen or water permeation can destroy the integrity of the products and compromise the sterility of the environment, which can have health-critical negative ramifications for the end user. Permeation testing for sterile packaging When you need to check whether packaging…

Headspace gas chromatography makes it possible to test even volatile substances for the presence of certain compounds, by utilizing and analyzing the associated vapor phase. It’s a technique that’s been around since the 1950s and one which is still useful today.   What is gas chromatography? Gas chromatography is a method of separating and detecting the…

Background Throughput of water vapour through packaging films or barriers has numerous drivers. The obvious one of typical food packaging is now well served by readily available permeation measuring instruments. The more demanding requirement for films used for the present commercial generation photo voltaic solar cells is arguably within the limit of present day commercial…

Using the ambient oxygen ingress rate (AOIR) method, you can measure the permeability of oxygen through films in finished packaging. We spoke to the inventor of the AOIR method about her work, now incorporated into patented PermMate inspection technology supplied by Systech, our permeation testing specialist brand. This oxygen permeation test has a huge range…

There are different ways to work with permeation rate calculations, depending on what you are testing for and the type of testing you need to carry out. If you want to find out how much oxygen will permeate through your package, or if you need to analyze the throughput of water vapor through packaging films…

You think you’ve picked the perfect packaging to protect your precious products...then you encounter an oxygen permeation problem. A problem that can lead to product recalls, expense, wasted time, and reputational damage. Knowledge of oxygen transmission rates is important - particularly if you’re a food producer that packages goods in a modified atmosphere. In this…

You think you’ve picked the perfect packaging to protect your precious products…then you encounter an oxygen permeation problem. An issue that can lead to product recalls, expense, wasted time, and reputational damage.  Knowledge of oxygen permeability is important because it determines the oxygen transmission rate (OTR) of a package. This is the amount of oxygen…

Why is water vapor permeation testing important? And how do permeation testing instruments help you? Let’s start with the first question...in fact, there are several reasons, depending on what you make and how you make it. We can take a look at an obvious one - food packaging. Nobody wants a soggy, stale potato chip,…