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GB/T 3519-2023 English PDF

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Upon your order, we will start to translate GB/T 3519-2023_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

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Q: Should I purchase the latest version GB/T 3519-2023?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 3519-2023 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 3519-2023: Cryptocrystalline graphite
Status: Valid

GB/T 3519: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 3519-2023	189	Add to Cart	3 days	Cryptocrystalline graphite	Valid
GB/T 3519-2008	80	Add to Cart	Auto, < 3 mins	Amorphous graphite	Obsolete
GB/T 3519-1995	199	Add to Cart	2 days	Amorphous graphite	Obsolete
GB 3519-1983	RFQ	ASK	3 days	Amorphous graphite	Obsolete

Similar standards

GB/T 3521 GB/T 3518 GB/T 24533 GB/T 3520

Basic data

Standard ID: GB/T 3519-2023 (GB/T3519-2023)
Description (Translated English): (Health Information Data Meta catalog - Part 10: Medical Diagnosis)
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: C07
Classification of International Standard: 11.020
Word Count Estimation: 36,314
Date of Issue: 2023-10-07
Date of Implementation: 2024-04-01
Older Standard (superseded by this standard): WS/T 363.10-2011
Issuing agency(ies): National Health Commission

GB/T 3519-2023: Cryptocrystalline graphite

---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.
ICS 73:080 CCSQ51 National Standards of People's Republic of China Replace GB/T 3519-2008 microcrystalline graphite Published on 2023-11-27 2024-06-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: This document replaces GB/T 3519-2008 "Microcrystalline Graphite": Compared with GB/T 3519-2008, except for structural adjustments and editorial changes In addition, the main technical changes are as follows: a) Changed the “scope” (see Chapter 1, Chapter 1 of the:2008 edition); b) Added normative reference documents GB/T 19077 (see 6:3), GB/T 6682 (see 6:4:2:1), GB/T 8170 (see 6:4:6), JC/T 2571 (see 6:5), GB/T 6679 (see 7:3:1); c) Changed the definition of the term "microcrystalline graphite" and added the term and definition of "graphitization degree" (see Chapter 3, Chapter 3 of the:2008 edition chapter); d) Changed “Classification and Labeling” (see Chapter 4, Chapter 4 of the:2008 edition); e) Changed the “Requirements” (see Chapter 5, Chapter 5 of the:2008 edition); f) Changed the “test method” (see Chapter 6, Chapter 6 of the:2008 edition); g) The “inspection rules” have been changed (see Chapter 7, Chapter 7 of the:2008 edition); h) "Packaging, marking, transportation and storage" has been changed (see Chapter 8, Chapter 8 of the:2008 edition): Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed by China Building Materials Federation: This document is under the jurisdiction of the National Technical Committee on Standardization of Non-Metallic Mineral Products and Products (SAC/TC406): This document was drafted by: Hunan Dingli Technology Co:, Ltd:, Xianyang Non-metallic Mineral Research and Design Institute Co:, Ltd:, Mining and Metallurgy Technology Group Co:, Ltd:, Southern Graphite Co:, Ltd:, Zhalutqi Huayuan Mining Co:, Ltd:, Shangrao Juweixing Technology Co:, Ltd:, Chenzhou City Commodity Quality Supervision and Inspection Institute, Hunan Yirun New Material Technology Co:, Ltd:, Hebei Zhengda Friction Braking Material Co:, Ltd:, China Building Materials Industrial Geological Exploration Center, Shaanxi University of Science and Technology, Suzhou Mingshengfan Technology Co:, Ltd: The main drafters of this document: Dai Yu, Zhou Zhiyong, Xie Qingmao, Zhang Honglin, Shen Shifu, Hou Caihong, Yan Jinfeng, Ying Zhong, Li Hui, Guo Hongwei, Wang Yanjun, Hu Xianglong, Mo Guojun, Li Jianxin, Liu Yufei, Chai Hui, Tian Zhongkui, Shen Ranglin, Xiao Le, Chen Yuting, Peng Guowen: This document was first published in 1983, revised for the first time in:1995, revised for the second time in:2008, and this is the third revision: microcrystalline graphite

1 Scope

This document specifies the classification and labeling, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of microcrystalline graphite: This document applies to natural microcrystalline graphite raw ore and microcrystalline graphite products:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document: GB/T 3520 Graphite fineness test method GB/T 3521 Chemical analysis methods for graphite GB/T 6679 General principles for sampling of solid chemical products GB/T 6682 Specifications and test methods for water used in analytical laboratories GB/T 8170 Numerical rounding rules and expression and determination of limit values GB/T 19077 Laser diffraction method for particle size analysis JC/T 2571 Determination of trace elements in high-purity graphite

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 An aggregate composed of natural graphite crystals with a particle size less than 1 μm: Note: Microcrystalline graphite is also called earthy graphite, amorphous graphite or cryptocrystalline graphite: It is gray black or steel gray in color, has metallic luster, has a slippery feel, and is easy to stain hands: It is usually graphitized: The degree is greater than 55:0%: 3:2 graphitization degreegraphitizationdegree It measures the perfection of the graphite crystal structure and is an index indicating the regularity of the arrangement of carbon atoms in the graphite structure:

4 Classification and labeling

4:1 Classification Microcrystalline graphite is divided into microcrystalline graphite mineral products and microcrystalline graphite products according to the processing process: Microcrystalline graphite products are classified into high purity based on fixed carbon content There are four categories: microcrystalline graphite, high carbon microcrystalline graphite, medium carbon microcrystalline graphite, and low carbon microcrystalline graphite: Its fixed carbon content and classification code are shown in Table 1: ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 3519-2023_English be delivered?

Answer: Upon your order, we will start to translate GB/T 3519-2023_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 3519-2023_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 3519-2023_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 3519-2023?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 3519-2023 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.