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The cork lots are tested for TCA a second time by ETS Laboratories--a third-party test mandated by the Cork Quality Council
Peter Weber, director of the Cork Quality Council
based in Forestville, Calif., elaborated on the natural cork industry's successes during more than a decade of effort.
wine industry on the topic of quality control in natural corks, and he will speak about "Demystifying Cork Quality Assurance." ETS not only conducts the Cork Quality Council
's program to prevent TCA occurrence for cork suppliers, it also helps wineries detect faults in the corks they buy.
As a member of the Cork Quality Council
, Lafitte--as well as Amorim Cork America, Cork Supply, Ganau, Scott Laboratories, Portocork and M.A.
Representing the Cork Quality Council
, a consortium of eight major natural cork suppliers, Weber acknowledged, "Alternatives have given us new things to discuss." Since alternative closures emerged in response to winery and consumer complaints about TCA (2,4,6-Trichloroanisole) contamination--once estimated to affect as many as 10% of bottles--cork suppliers have toiled diligently to reduce the incidence, achieving levels now reckoned at around 1% by the CQC.
Peter Weber, executive director of the Cork Quality Council
, wryly noted after Keller's remarks that he was glad someone was able to use the images and content of the report he had been asked not to present.
In the case or cork, the Cork Quality Council
, a consortium of major cork suppliers, supplements the efforts of cork producers by testing incoming batches of corks through a sampling protocol.
"CQC records for incoming cork shipments continue to improve," says Peter Weber, director of the Cork Quality Council
, "but it is difficult to retain the historical perspective that we have displayed in the past.
The testing technique, combined with statistical sampling methods, was popularized in the industry by the Cork Quality Council
. The CQC was formed in 1991 as an alliance of seven cork producers concerned with both marketing and improvement in quality assurance.
Unlike some wineries, she hasn't settled on suppliers subscribing to the Cork Quality Council
standards, but in fact only has one cork supplier at this time (Cork Supply), which is a member of the quality organization (corkqc.com).