ISO 1577:1987

Tea — Determination of acid-insoluble ash

Publication date: Sep 10, 1987

General information

Current stage: 90.93 Effective date: Sep 10, 2020

Originator: ISO

Owner: ISO/TC 34/SC 8

Type: International Standard

ICS: 67.140.10

Languages: French English

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Status: Published

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Scope

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.

Life cycle

PREVIOUSLY

Revises
ISO 1577:1980

NOW

PUBLISHED
ISO 1577:1987
90.93 Standard confirmed
Sep 10, 2020

National adoptions

SSH ISO 1577:1987

DPS

Tea — Determination of acid-insoluble ash

60.60 Standard published

DPS/KT 275 more

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