Examlex
In some database software packages, such as Microsoft Access, you indicate a primary key simply by selecting a column name and clicking a button that is labeled with a key icon.
IR Spectroscopy
A technique in analytical chemistry used to identify and study chemicals through the interaction of infrared radiation with matter.
Trimethylamine
A nitrogen-containing organic compound with the formula N(CH3)3, known for its strong fishy odor and used in various industrial applications.
Mass Spectrum
A graph or chart that shows the distribution of mass-to-charge ratios of ions in a sample, which is used for determining the composition of the sample.
Nitrogen
A chemical element with symbol N and atomic number 7, essential for all living organisms and a major component of amino acids, proteins, and nucleic acids.
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