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YS/T 547-2007 English PDF

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Q: Should I purchase the latest version YS/T 547-2007?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version YS/T 547-2007 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$229.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
YS/T 547-2007: High-pure tantalum pentoxide
Status: Valid

YS/T 547: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 547-2007	229	Add to Cart	3 days	High-pure tantalum pentoxide	Valid
YS/T 547-2006	199	Add to Cart	2 days	High-pure tantalum pentoxide	Obsolete

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GB/T 2449.1 GB/T 2449.2 HG/T 2573 YS/T 89 YS/T 639

Basic data

Standard ID: YS/T 547-2007 (YS/T547-2007)
Description (Translated English): High-pure tantalum pentoxide
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: G13
Classification of International Standard: 71.060.20
Word Count Estimation: 7,739
Date of Issue: 2007-11-14
Date of Implementation: 2008-05-01
Older Standard (superseded by this standard): YS/T 547-2006
Quoted Standard: GB/T 3249; GB/T 5060; GB/T 5314; GB/T 13390; GB/T 15076
Regulation (derived from): NDRC Notice No. 77 of 2007
Issuing agency(ies): National Development and Reform Commission
Summary: This standard provides high-purity tantalum pentoxide requirements, test methods, test rules, marking, packaging, transportation, storage and orders content. This standard applies to liquid liquid extraction method were high-purity tantalum pentoxide. Products for the production tantalate crystal and optical glass additives for use.

YS/T 547-2007: High-pure tantalum pentoxide

---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.
High-pure tantalum pentoxide ICS 71.060.20 G13 People's Republic of China Nonferrous Metals Industry Standard Replacing YS/T 547-2006 High-purity tantalum pentoxide Posted 2007-11-14 2008-05-01 implementation National Development and Reform Commission issued

Foreword

Instead of the standard YS/T 547-2006 "high-purity tantalum pentoxide" (formerly GB/T 10577-1989). This standard has the following changes compared with the YS/T 547-2006. --- FTa2O5-045 grades impurity element specified by the 16 kinds increased to 25 kinds; --- FTa2O5-04 grades impurity element specified by the 13 kinds increased to 25 kinds; --- FTa2O5-035 grades impurity element specified by the 13 kinds increased to 16 kinds; --- On the part of impurities in the original standard product grades as specified has been adjusted. This standard by the National Standardization Technical Committee of non-ferrous metals and centralized. This standard by the Jiujiang non-ferrous metal smelter is responsible for drafting. This standard by the Ningxia Orient Tantalum Industry Co., Ltd. participated in the drafting. The main drafters. Zhang Hao, Wang Wei, Zhangjiang Feng, Kuangguo Zhen, Zhengpei Sheng, Zhou Huogen. This standard by the National Standardization Technical Committee is responsible for interpretation of non-ferrous metals. This standard replaces the standards previously issued as follows. --- YS/T 547-2006. High-purity tantalum pentoxide

1 Scope

This standard specifies the high-purity tantalum pentoxide requirements, test methods, inspection rules, marking, packaging, transportation, storage and purchase order content. This standard applies to liquid - liquid extraction method were high-purity tantalum pentoxide. Products for the production tantalate crystals for optical glass and additives And other purposes.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 3249 Determination of refractory metal compound powder size and method of Fisher method Determination of GB/T 5060 metal powder bulk density Part II. Scott capacity meter method GB/T 5314 sampling method powder metallurgy GB/T 13390 metal powder specific surface area by nitrogen adsorption GB/T 15076 (all parts), chemical analysis of tantalum and niobium

3 Requirements

3.1 Categories 3.1.1 chemical composition is divided into three grades. FTa2O5-045, FTa2O5-04, FTa2O5-035. 3.1.2 Example grades.  expressed powder product Ta2O  represents tantalum pentoxide of the formula  Purity of the product is represented  99.995% 3.2 Chemical composition Chemical composition of various grades of products should meet the requirements in Table 1. 3.3 Physical properties When the buyer has requested, it shall provide the average particle size, bulk density, specific surface area of the measured data. 3.4 appearance quality Product as a white powder, should be no visual evidence of inclusions. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of YS/T 547-2007_English be delivered?

Answer: Upon your order, we will start to translate YS/T 547-2007_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 YS/T 547-2007_English with my colleagues?

Answer: Yes. The purchased PDF of YS/T 547-2007_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 YS/T 547-2007?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version YS/T 547-2007 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.