ISO 5642:2024

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Tea polyphenol extracts - Definition and basic requirements

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ISO 5642:2024

Tea polyphenol extracts - Definition and basic requirements

PUBLISH DATE 2024
ISO 5642:2024

This document specifies a method for the classification of grades of tea polyphenol extracts according to an analysis of their chemical characteristics.

This document specifies requirements for tea polyphenol extracts in solid form.

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