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BS ISO 3720:2011

Current

Current

The latest, up-to-date edition.

Black tea. Definition and basic requirements

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

31-05-2011

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.

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.

Committee
AW/8
DevelopmentNote
Supersedes BS 6048(1987). (05/2011)
DocumentType
Standard
Pages
12
PublisherName
British Standards Institution
Status
Current
Supersedes

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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