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GB/T 44331-2024High purity lithium borate (English PDF)

高纯硼酸锂

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

August 23, 2024

Implementation date

March 1, 2025

Scope

GB/T 44331-2024 is the English-translated version of 高纯硼酸锂.

GB/T 44331-2024 is the Chinese national standard covering high purity lithium borate. Issued on 23 August 2024, it has been in force since 1 March 2025.

Document preview — GB/T 44331-2024

National Standard of the People's Republic of China

ICS: 77.150.99
Classification: H 64

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

PrefaceIII
1 Scope1
2 Normative references1
3 Terms and Definitions1
4 Classification and labeling1
5 Technical requirements2
6 Test methods3
7 Inspection Rules3
8 Marking, packaging, transportation, storage and accompanying documents4
9 Order Contents5
Appendix A (Normative) Lithium Borate Types6
Appendix B (Normative) Determination of lithium-boron content in lithium borate mixed flux8
Appendix C (Normative) Determination of silicon content in high purity lithium borate11
Appendix D (Normative) Determination of phosphorus content in high purity lithium borate13
Appendix E (Normative) Determination of Arsenic Content in High-Purity Lithium Borate15
Appendix F (Normative) Determination of Sodium and Potassium Content in High-Purity Lithium Borate16
Appendix G (Normative) Determination of calcium, magnesium, lead, copper, iron and aluminum content in high-purity lithium borate17
Appendix H (Normative) Determination of loss on ignition in high purity lithium borate19

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting is required.

Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.

This document was proposed by China Nonferrous Metals Industry Association.

This document is under the jurisdiction of the National Technical Committee on Standardization of Nonferrous Metals (SAC/TC 243).

This document was drafted by: Chengdu Kaifei High Energy Chemical Industry Co., Ltd., Jiangxi Ganfeng Lithium Industry Group Co., Ltd., Nonferrous Metals Technology Technical Economics Research Institute Co., Ltd. and Yichun Yinli New Energy Co., Ltd.

The main drafters of this document are: Cai Rongfu, Ban Wenjun, Wu Guanghua, Li Yali, Zhang Qiang, Li Qiang, Zhang Jiangfeng, Deng Hongyun, Meng Qiang, Lu Yinjiang. High purity lithium borate

1 Scope

This document specifies the classification and marking, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and other aspects of high-purity lithium borate.

Storage, accompanying documents and order form contents.

This document applies to X-ray fluorescence spectrometry (XRF), flame atomic absorption spectrometry (AAS), inductively coupled plasma High purity lithium borate used as flux in instrumental analysis such as optical emission spectrometry (ICP).

2 Normative references

GB/T 191-2008

GB/T 1479.1-2011

GB/T 6678-2003

GB/T 6682

GB/T 8170

GB/T 11064.4-2013

GB/T 11064.8-2013

GB/T 12805

3 Terms and definitions

The following terms and definitions apply to this document.

3.1 lithium borate mixed flux

A mixture of high purity lithium tetraborate and high purity lithium metaborate of the same density specification.

4 Classification and labeling

4.1 Classification

4.1.1 High-purity lithium borate is divided into three types according to its chemical composition. high-purity lithium tetraborate, high-purity lithium metaborate, and lithium borate mixed flux.

4.1.2 High-purity lithium borate is divided into two specifications according to bulk density. low density and high density.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 1479.1-2011 · GB/T 12805

Editions of GB/T 44331

Edition	Title	Revision	Status
GB/T 44331-2024	High purity lithium borate	current edition	Current

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