Reference number
ISO 1577:1987
© ISO 2024
International Standard
ISO 1577:1987
Tea — Determination of acid-insoluble ash
Edition 2
1987-10
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Published (Edition 2, 1987)
This publication was last reviewed and confirmed in 2020. Therefore this version remains current.

ISO 1577:1987

Language
Format
CHF 42
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Abstract

The method consists in treating of the total ash (obtained as described in ISO 1575) with hydrochloric acid solution, filtrating, igniting and weighing of the residue.

General information

  • Status
     : Published
    Publication date
     : 1987-10
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 2
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 34/SC 8
    ICS :
    67.140.10 
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

10
Reduced Inequalities
12
Responsible Consumption and Production

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