ISO 728:2021

Coke — Size analysis by sieving

Publication date: Jun 3, 2021

General information

Current stage: 90.20 Effective date: Apr 15, 2026

Originator: ISO

Owner: ISO/TC 27/SC 3

Type: International Standard

ICS: 75.160.10

Languages: English

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Status: Published

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Scope

This document specifies procedures for the size analysis of coke by manual and/or low impact mechanical sieving, using square or round holed sieves of aperture sizes between 125 mm and 0,5 mm. Guidance on handling the sampling and sizing of coke products greater than 125 mm is given in Annex A.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 728:1995

WITHDRAWN
ISO 2325:1986

NOW

PUBLISHED
ISO 728:2021
90.20 Standard under periodical review
Apr 15, 2026

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