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Scott Dorsey Scott Dorsey is offline
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Default How can you tell if tea has caffeine?

In article >,
Slint Flig > wrote:
>> "The overall average caffeine released in the first through third
>> brews were 69%, 23%, and 8%, respectively." Though it doesn't say so
>> in the abstract available at the link above, in the full article it is
>> said that the infusions were 5 minutes each. So... if 5 minutes
>> removes 69%, how much do you really think 30 seconds will?

>
>good point. If they used bagged tea that means that even less will be
>released in loose leaf in the same period.


I don't know how much 30 seconds will.

That's why I'd like to see a plot of residual caffeine given steeps of
varying lengths, as well as a plot of residual tannins. So we know just
how nonlinear the dissolving is for each.
--scott
--
"C'est un Nagra. C'est suisse, et tres, tres precis."