Determination and Purification of Sr in Wine
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Abstract
Isotopes can be applied to food geographical origin traceability as “fingerprint”. The radioactive disintegration of Sr in different samples leads to variation of 87Sr /86Sr in nature. Sr in wine comes from soils, rocks and water in vine yard, 87Sr /86Sr can give much information about the geographical origin of wine. This paper describes in details the separation procedure by Sr-resin and determination by MC-ICP-MS.
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