GB/Z 42521-2023 Active National standards

GB/Z 42521-2023 Iron ores—Recommended procedures for iron ore dissolution using either acid digestion or alkali fusion

GB/Z 42521-2023 Iron ores—Recommended procedures for iron ore dissolution using either acid digestion or alkali fusion

Publish Date: 2023-05-23 Implement Date: 2023-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/Z 42521-2023

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Iron ore

ICS Name: Iron ore

Publish Date: 2023-05-23

Implement Date: 2023-12-01

Pages: 11 pages

Scope

This document describes the acid dissolution or alkali melting methods for iron ore samples. This document is applicable to the acid dissolution and alkali melting of iron ore samples.

Development Information

Word Count: 23 Thousand words Pages: 11 pages

Referenced Standards

GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 20565-2006 Iron ores and direct reduced iron—Vocabulary GB/T 20565-2022 Iron ores and direct reduced iron—Vocabulary

Adopt standards

ISO/TR 11422:1996

Related Standards

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GB/T 10322.2-2000 Active

GB/T 10322.2-2000 Iron ores—Experimental methods for evaluation of quality variation

Publish Date: 2000-06-05

GB/T 10322.3-2000 Replaced

GB/T 10322.3-2000 Iron ores—Experimental methods for checking the precision of sampling

Publish Date: 2000-06-05

GB/T 10322.4-2000 Replaced

GB/T 10322.4-2000 Iron ores—Experimental methods for checking the bias of sampling

Publish Date: 2000-06-05

GB/T 10322.5-2000 Replaced

GB/T 10322.5-2000 Iron ores—Determination of moisture content of a consignment

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