GB/T 1475-2022 English PDF

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GB/T 1475-2022: Gallium
Status: Valid

GB/T 1475: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 1475-2022	139	Add to Cart	3 days	Gallium	Valid
GB/T 1475-2005	279	Add to Cart	3 days	Gallium	Obsolete
GB/T 1475-1989	199	Add to Cart	2 days	Gallium	Obsolete

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GB/T 39859   GB/T 2968   GB/T 23513.1   GB/T 23522   GB/T 10118   

Basic data

Standard ID: GB/T 1475-2022 (GB/T1475-2022)
Description (Translated English): Gallium
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H66
Word Count Estimation: 7,710
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 1475-2022: Gallium

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Gallium ICS 77.120.99 CCSH66 National Standards of People's Republic of China Replacing GB/T 1475-2005 Galium Published on 2022-03-09 2022-10-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration

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 of Standardization Documents" drafted. This document replaces GB/T 1475-2005 "Gallium". Compared with GB/T 1475-2005, except for structural adjustments and editorial changes, the main The technical changes are as follows. a) The requirements for three impurity elements of mercury, chromium and cadmium are added to the industrial gallium Ga3N (see 5.1.1, 3.2.1 of the.2005 edition); b) For industrial gallium Ga4N, the requirements for 4 impurity elements of silicon, mercury, chromium and cadmium and the content index requirements for 13 impurity elements are added (see 5.1.1, 3.2.1 of the.2005 version); c) For industrial gallium Ga5N, the requirements for 5 impurity elements of silicon, mercury, chromium, cadmium and magnesium and the content index requirements for 14 impurity elements are added (see 5.1.1, 3.2.1 of the.2005 edition); d) High-purity gallium Ga6N adds four impurity elements requirements of mercury, calcium, sodium and tin (see 5.1.2, 3.2.2 of the.2005 edition); e) Changed the requirements for the content of copper, lead, zinc, iron, nickel, silicon, magnesium, chromium, cobalt, and manganese in high-purity gallium Ga6N (see 5.1.2,.2005 version 3.2.2); f) Changed the regulations on batch weight in group batches (see 7.2, 5.2 of the.2005 edition); g) The provisions on sampling and sample preparation have been changed (see 7.4, 5.4 of the.2005 edition). Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by China Nonferrous Metals Industry Association. This document is under the jurisdiction of the National Nonferrous Metals Standardization Technical Committee (SAC/TC243). This document is drafted by. Chinalco Mining Co., Ltd., China Rare Earth Co., Ltd. Zunyi Gallium Industry Branch, Nonferrous Metals Technology Economic Research Institute Co., Ltd., Sino Rare International Trading Co., Ltd., Beijing Jiya Semiconductor Materials Co., Ltd., Guangdong Pilot Rare Materials Co., Ltd. Co., Ltd., China Rare Earth Co., Ltd. Guangxi Gallium Industry Branch, Aluminum Corporation of China, Shanxi Gallium Huatianhe Electronic Materials Co., Ltd. Materials Co., Ltd. The main drafters of this document. Pan Shoudao, Ai Zhen, Li Zhigang, Shen Le, An Jun, Yang Wendi, Ding Hao, Wu Guangjie, Qiu Xiaowei, Liu Gangxiang, Zhu Zanfang, Song Jianghong, Li Xinjin. The previous versions of this document and its superseded documents are as follows. ---First published in 1989 as GB/T 1475-1989; first revised in.2005; ---This is the second revision. Gallium 1 Scope This document specifies the product classification, requirements, test methods, inspection rules and signs, packaging, transportation, storage and quality certificates and orders of gallium. The contents of the manifest (or contract). This document is applicable to industrial gallium (99.9% ~ 99.999%) recovered and produced in the alumina production process and industrial gallium High-purity gallium (99.9999%) obtained by solution, refining and other methods.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 8170 Numerical Rounding Rules and Representation and Judgment of Limit Values YS/T 473 Industrial Gallium Chemical Analysis Method Determination of Impurity Elements Inductively Coupled Plasma Mass Spectrometry YS/T 474 High-purity Gallium Chemical Analysis Method Determination of Trace Elements Inductively Coupled Plasma Mass Spectrometry YS/T 666 Industrial Gallium Chemical Analysis Method Determination of Impurity Elements Inductively Coupled Plasma Atomic Emission Spectrometry YS/T 872 Industrial Gallium Chemical Analysis Method Determination of Mercury Content Atomic Fluorescence Spectrometry

3 Terms and Definitions

There are no terms and definitions that need to be defined in this document.

4 product categories

Product classification is shown in Table 1. Table 1 Product classification Grade grade Ga content %,not less than Industrial Gallium Ga3N 99.9 Ga4N 99.99 Ga5N 99.999 High purity gallium Ga6N 99.9999

5 Requirements

5.1 Chemical composition 5.1.1 The chemical composition of industrial gallium shall meet the requirements in Table 2. ......

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