BS ISO 3720:2011
Current
The latest, up-to-date edition.
Black tea. Definition and basic requirements
Hardcopy , PDF
English
31-05-2011
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Foreword
Introduction
1 Scope and field of application
2 Normative references
3 Terms and definitions
4 Basic requirements
5 Sampling
6 Methods of test
7 Packing and marking
Describes the parts of a named plant that are suitable for making black tea for consumption as a beverage and the chemical requirements for black tea that are used to indicate that tea from that source has been produced in accordance with good production practice.
| Committee |
AW/8
|
| DevelopmentNote |
Supersedes BS 6048(1987). (05/2011)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard specifies the parts of a named plant that are suitable for making black tea for consumption as a beverage and the chemical requirements for black tea that are used to indicate that tea from that source has been produced in accordance with good production practice.
This International Standard also specifies the packing and marking requirements for black tea in containers.
This International Standard is not applicable to scented or decaffeinated black tea.
| Standards | Relationship |
| ISO 3720:2011 | Identical |
| ISO 3103:1980 | Tea — Preparation of liquor for use in sensory tests |
| ISO 1575:1987 | Tea Determination of total ash |
| ISO 15598:1999 | Tea Determination of crude fibre content |
| ISO 1573:1980 | Tea Determination of loss in mass at 103 degrees C |
| ISO 14502-1:2005 | Determination of substances characteristic of green and black tea Part 1: Content of total polyphenols in tea Colorimetric method using Folin-Ciocalteu reagent |
| ISO 6078:1982 | Black tea — Vocabulary |
| ISO 1839:1980 | Tea — Sampling |
| ISO 1577:1987 | Tea Determination of acid-insoluble ash |
| ISO 1576:1988 | Tea Determination of water-soluble ash and water-insoluble ash |
| ISO 1578:1975 | Tea Determination of alkalinity of water-soluble ash |
| ISO 5498:1981 | Agricultural food products Determination of crude fibre content General method |
| ISO 1572:1980 | Tea Preparation of ground sample of known dry matter content |
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