This standard has been revised by ISO 10727:2002
Abstract
The method specified is based on extracting the caffeine from a test portion with water at 90 °C in the presence of magnesium oxide, filtration followed by determination of the caffeine content by HPLC with UV detection. Applies to teas and instant teas with a caffeine content of greater than 0,3 % (m/m).
-
Status: WithdrawnPublication date: 1995-01
-
Edition: 1Number of pages: 6
-
- ICS :
- 67.140.10 Tea
Life cycle
-
Now
-
Revised by
PublishedISO 10727:2002
Got a question?
Check out our FAQs
Customer care
+41 22 749 08 88
Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)