Transcription of Guide to the identification of microplastics by FTIR and ...
{{id}} {{{paragraph}}}
Example: dental hygienist
Guide to the identification of microplastics by FTIR and ...
WHITE PAPER WP53077 IntroductionThe presence of microplastics in the environment and our food-chain is of growing concern. This has led to increased testing for the presence of microplastics in a variety of samples including bottled, ocean and fresh water, which has brought about tougher legislation to limit the amount of plastics entering the ecosystem. Fourier Transform Infrared (FTIR) and Raman spectroscopies have long been used for the analysis of polymers, and it is, therefore, natural that they be the de facto techniques to identify microplastics . This note provides an overview of FTIR and Raman techniques as applied to the identification of common materialsA microplastic is a small piece of plastic that is <5 mm in A list of common polymers found in microplastics is provided in Table these materials, polypropylene and polyethylene are particularly prevalent in the environment due to their production in vast quantities for consumer packaging applications.
Once the particle size falls much below 100 microns, some magnification is required. There are two options here; IR microscopy and Raman microscopy (both techniques are also referred to as microspectroscopy). For particles less than 10 microns in size, Raman microscopy is the preferred choice. Figure 4. Nicolet iS5 FTIR
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: