Category: Application Notes

Lucidity LC-UV and RI Together

  Like most people, when the new year comes around I always make a resolution to eat healthy and lose some weight. This year I decided to cut back on the amount of sugar I eat on a daily basis. Sugar is a major additive in foods and beverages. The American Heart Association recommends that…
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LC-UV App Note – Analysis of Catechins in Tea

Introduction Catechins and epicatechins are polyphenolic phytochemicals that are found in high concentrations in foods such as grapes, apricots, red wine, and cocoa. Studies have found that increased catechin intake in humans has an overall positive effect on health and may help prevent and treat some chronic diseases. One of the most commonly consumed beverages…
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GC-FID App Note – Analysis of Vanillin by GC-FID

Abstract The Lucidity miniGC was used to analyze imitation vanilla extract, pure vanilla extract, and the extract of a whole vanilla bean pod which was extracted using the CEM EDGE Automated Extraction System. A calibration curve of the primary flavor component of vanilla, vanillin, was constructed and the vanillin content of all samples was calculated.…
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LC-UV Method Note – Phenoxyacid Herbicides

Analysis of a Phenoxyacid Herbicides standard in the miniLC

LC-UV Method Note – Cannabinoids

Analysis of a Cannabinoids standard in the miniLC

LC-UV Method Note – Aldehydes/Ketones

Analysis of an Aldehydes/Ketones standard in the miniLC

GC-FID Method Note – Phenols (EPA 604)

Analysis of Phenols (US EPA Method 604) in the miniGC Introduction Phenols or phenolic compounds are toxic compounds that are found in bodies of water that originate from industrial pollution as well as natural decomposition of animal and plant materials. Reference Method (https://www.restek.com/en/pages/chromatogram-view/GC_CF01131) Column MXT-5, 30 m, 0.28 mm ID, 0.25 µm Sample 604 Phenols…
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GC-FID Method Note – Phthalates (EPA 606)

Analysis of Phthalate Esters (US EPA Method 606) in the miniGC Introduction Phthalates or phthalate esters are plasticizers that add flexibility to materials like PVC (polyvinylchloride). They are a very commonly occurring persistent organic pollutant (POP) that can be found in the environment and food and are a toxicity concern, therefore methods and regulations like…
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