ISO 10727:1995
Withdrawn
View Superseded by
Tea and instant tea in solid form — Determination of caffeine content — Method using high-performance liquid chromatography
Hardcopy , PDF
French, English
01-19-1995
04-09-2025
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).
| Committee |
ISO/TC 34/SC 8
|
| DocumentType |
Standard
|
| Pages |
6
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| BS 7820-1:1995 | Identical |
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