ResourceMaterials

Characterization of Food and Pharmaceutical Packaging by Molecular Spectroscopy

7 Apr 2016

Polymers are used across a wide variety of industries; each use requires different performance characteristics affected by differences at a microscopic level. Better understanding of the composition of these materials allows companies to develop them for the desired traits. This application note looks at using FT-IR and Raman microscopy combined to analyze layered polymer composites.

Thermo Scientific DXR™xi Raman Imaging Microscope

Thermo Fisher Scientific

The Thermo Scientific™ DXR™xi Raman imaging microscope pushes Raman microscopy to the next level High performance chemical imaging is now accessible to all, accelerating research for new and experienced users alike. Optimize imaging parameters in real-time to visualize your data faster using the comprehensive Thermo Scientific™ OMNIC™xi imaging software. With its automatic feature recognition and powerful component identification, the DXRxi Raman imaging microscope will transform the way you approach materials analysis.Rapidly explore the entire sample area and find exactly what you are looking for (e.g., target particles, defects, contaminants, etc.), using our intelligent approach to chemical imaging and data collection. The Thermo Scientific™ DXR™xi Raman Imaging Microscope reveals visual information with speed and simplicity ideal for multi-user labs in academia, government, and industry. You can apply your skills and imagination to advancing scientific research, rather than learning the tools to get you there.Thermo Scientific DXR™xi Raman Imaging Microscope Features: Save time with walk-up-and-run operation regardless of user skill level Optimize imaging parameters in real-time on-screen to visualize your data faster Maximize sample throughput with intuitive workflow for demanding applications Ensure accurate measurements with - autoalignment and calibration – no tools required - automatic background compensation Adaptable configuration by any user within seconds – change the pre-aligned laser, filter and gratings without any tools Accelerate progress across your organization with expertise built into the instrument - no expertise required to set up the instrument, collect data or analyze results - anyone can generate expert results with ease - share the instrument with multiple departments, getting more done with a single instrument Applications: Nanotechnology Material science Academic research Pharmaceutical Geology

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Infrared / IR SpectroscopyInfrared (IR) spectroscopy measures the interaction of infrared light with a sample, including transmission, reflectance & absorbance, facilitating the identification of analytes. Equipment used for quantitative analysis includes Fourier-transform infrared (FTIR) spectrometers, infrared cameras, FTIR gas analyzers, as well as attenuated total reflectance (ATR) accessories and pellet or film presses. Find the best IR spectroscopy products in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Raman SpectroscopyRaman spectroscopy is used to discern the vibrational and rotational states of molecules and hence the chemical composition of a sample by measuring the inelastic scattering of monochromatic light. Explore a range of Raman spectrometers, including handheld/portable Raman spectrometers for QC/QA labs and in situ spectrometers for processes. Conduct Raman imaging for microanalysis of mixed samples using a Raman microscope. Raman spectrographs are also available. Find the best Raman spectroscopy products in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Food and Beverage ProcessingFood and Beverage Processing involves the preparation of food products for further analysis. Typical instrumentation includes blanchers, color sorters, cookers, grinders, and refrigeration. These are used to replicate the processes commonly used in the commercial preparation of food and beverages.Particle CharacterizationParticle characterization instruments are used to determine particle size distribution, shape, surface area, zeta potential, density and porosity of particles and materials. Multiple tecchniques are available for determining particle size, shape and count including dynamic light scattering (DLS), laser diffraction, electrozone (Coulter technique), imaging particle analysis and single particle optical sensing. Determine the density of your material with a gas pycnometer or examine its surface area and porosity with gas adsorption analyzers and mercury porosimeters. Find the best particle characterization instruments in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Surface Area TestingPhysisorption studies fundamental parameters essential for the characterization of materials such as the specific surface area and pore size distribution. Properties such as porosity, strength, hardness, permeability, separation selectivity, corrosion, and thermal stress resistance can all be directly correlated to the porous structure of a material.FTIR PelletsInfraredMicroscopyMicroscopy is a technique used to observe small objects in detail, from cells to materials, using light or electron microscopes. It enables researchers to examine structures with high resolution, aiding in fields such as biology, medicine, and materials science. With advanced microscopy techniques, scientists can gain insights into cellular processes, tissue structures, and material properties. Explore the best microscopy solutions in our peer-reviewed product directory, compare products, read customer reviews, and get pricing directly from manufacturers.Food PackagingPolymeric MaterialsPolymeric materials are widely used in industries ranging from biomedical devices to packaging and electronics. Research into these materials focuses on their properties, including strength, flexibility, and degradation. Advances in polymer science have enabled the development of more sustainable and high-performance materials. Explore the best polymeric material products in our peer-reviewed product directory; compare products, check reviews, and get pricing directly from manufacturers.PolymersPolymers are large molecules made up of many repeat units. Natural polymers such as DNA and proteins are essential to life, whereas synthetic polymers such as polystyrene and polyethylene are used widely due to their functionality. Typical techniques for analysis include GPC, SEC, DSC, FT-IR and NMR.Image AnalysisImage analysis involves the extraction of meaningful information from images, often using software to quantify and interpret visual data. It is widely used in cell biology, material science, and diagnostics. Increasingly, AI is being used to streamline image analysis. Explore image analysis tools in our peer-reviewed product directory; compare products, check reviews, and get pricing directly from manufacturers.Infrared Imaging
Characterization of Food and Pharmaceutical Packaging by Molecular Spectroscopy