Completed study · flavoring quality control
Measuring a key aroma compound in a natural fruit flavoring
We set up quantitative analysis of a key aroma compound and have tested around 20 production batches.
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Research and common requests
Research examples
Read about studies we have completed. Below are examples of questions you can bring to our laboratory.
Discuss your sample →Completed studies
Articles
Plant material · LC–MS
Does a plant extract match the material stated on the label?
We compared a reference nettle root sample with two batches from suppliers using their chemical profiles.
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Plant extracts · LC–MS · 2021
What did a comparison of valerian, knotgrass and hawthorn extracts reveal?
We compared three purchased extracts with reference samples. The hawthorn profiles were similar, while valerian and knotgrass showed marked differences.
Read the study →Possible requests
Typical questions
These are examples of questions for the laboratory, not reports on completed projects.
Plant material
Are two batches of extract the same?
Sample: two extracts from the same plant.
What we do: compare their chemical profiles and the levels of agreed components.
About plant material testing →Dietary supplements
Does the supplement contain the stated ingredient?
Sample: a finished supplement and its label.
What we do: check whether the selected substance is present and, where a suitable method is available, how much it contains.
About supplement analysis →Essential oils · GC–MS
Which volatile components are in the oil?
Sample: an essential oil or fragrance blend.
What we do: identify the profile of volatile compounds and compare samples.
About GC–MS →Materials · XRF
Which elements are in this material?
Sample: a powder, mineral material or metal.
What we do: examine its elemental composition within the method's capabilities.
About XRF →Solutions · electrophoresis
Which ions are in this solution?
Sample: an aqueous solution and an agreed list of analytes.
What we do: separate and measure selected cations or anions.
About capillary electrophoresis →We agree on the method, the substances to test and the format of the results after discussing your sample.
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Tell us what you would like to test or make.