5th May, 2016 by Lauren Eads
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Natural cork producers are ramping up their efforts to stay ahead of alternative closure suppliers with the development of new technology that promises to eliminate TCA cork taint.

Miguel Cardozo, global business director at MASILVA Portugal
While the percentage of natural cork closures affected by TCA has declined dramatically in the past decade, it continues to impact a very small percentage of global cork production. Presently, most natural cork suppliers carry out sensory testing on corks which involves a human nose testing individual corks for traces of TCA. This is not only time consuming and expensive, but invites the possibility for human error.
Now, cork producers are taking the next steps to becoming entirely TCA-free, using technology that claims to offer a 100% success rate in detecting and eradicating TCA. Both MaSilva Portugal and Cork Supply have invested in machines that check each individual cork for traces of TCA using cutting edge gas spectroscopy technology.
Moving toward a TCA-free future
MASILVA Portugal launched its One by One service for ultra-premium wines in January, offering suppliers the assurance of 100% TCA-free corks.
Each cork is individually tested for TCA to “un-detectable” levels of 0.5ng/l, eliminating bad corks from the supply….
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