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Detection methods of irradiated foods

Detection methods of irradiated foods

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Lyoluminescence<br />

• The LL is very similar to the TL, except that the<br />

sample powder is placed on a shovel and dropped<br />

into a glass beaker containing a stirred<br />

solvent/sensitiser<br />

sensitiser mixture.<br />

• Upon dissolution <strong>of</strong> the <strong>irradiated</strong> solid substance<br />

light is emitted.<br />

• The sensitiser is added to give chemiluminescence<br />

with the products formed by the reaction <strong>of</strong> radicals<br />

or electrons with the solvent during dissolution.<br />

• Possible use in ground spices and powder milk.

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