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GB/T 17414.1-2010 English PDF

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Q: Should I purchase the latest version GB/T 17414.1-2010?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 17414.1-2010 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 17414.1-2010: Method for chemical analysis of beryllium ores -- Part 1: Determination of beryllium content -- Eriochrome cyanine R photometric method
Status: Valid

GB/T 17414.1: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 17414.1-2010	189	Add to Cart	3 days	Method for chemical analysis of beryllium ores -- Part 1: Determination of beryllium content -- Eriochrome cyanine R photometric method	Valid
GB/T 17414.1-1998	279	Add to Cart	3 days	Method for chemical analysis of beryllium ores--Determination of beryllium content--Eriochrome cyanine R photometric method	Obsolete

Similar standards

YS/T 231 YS/T 254.1 GB/T 27682 GB/T 17413.2 GB/T 17413.3 GB/T 17414.2

Basic data

Standard ID: GB/T 17414.1-2010 (GB/T17414.1-2010)
Description (Translated English): Method for chemical analysis of beryllium ores -- Part 1: Determination of beryllium content -- Eriochrome cyanine R photometric method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: D43
Classification of International Standard: 73.060
Word Count Estimation: 8,893
Date of Issue: 2010-11-10
Date of Implementation: 2011-02-01
Older Standard (superseded by this standard): GB/T 17414.1-1998
Quoted Standard: GB/T 6682
Regulation (derived from): National Standard Approval Announcement 2010 No.8 (Total No.163)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the method for determining R photometric quantity of beryllium beryllium ore. This section applies to beryllium ore, also applies to lithium, rubidium, determination of the amount of low levels of beryllium, niobium ores, cesium and tantalum ores. Measuring range: 0. 0001% to 1. 0 % (by mass) of beryllium content (beryllium oxide dollars).

GB/T 17414.1-2010: Method for chemical analysis of beryllium ores -- Part 1: Determination of beryllium content -- Eriochrome cyanine R photometric method

---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.
Method for chemical analysis of beryllium ores Part 1. Determination of beryllium content Eriochrome cyanine R photometric method ICS 73.060 D43 National Standards of People's Republic of China Replacing GB/T 17414.1-1998 Methods for chemical analysis of beryllium ores Part 1. Determination of the amount of beryllium Aili Luo Jing R spectrophotometry Part 1. Determinationofberyliumcontent- Issued on. 2010-11-10 2011-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 17414 "Method for chemical analysis of beryllium ores" There are two parts. --- Part 1. Determination of the amount of beryllium Aili Luo cyanine R spectrophotometry; --- Part 2. Determination of beryllium by catalytic polarography. This section GB/T Part of 117,414. This Part replaces GB/T 17414.1-1998 "Determination of beryllium ores chemical analysis of beryllium Aili Luo cyanine R spectrophotometric amount." This section compared with the GB/T 17414.1-1998, the main changes are as follows. --- Modify this part of the English name; --- Text format has been modified; --- Formula for calculating the mass fraction represented by the symbol w instead of ω (%); --- Increased alert, warnings; --- Increased provision sample; --- Increased waste disposal provisions. Appendix A of this section is an informative annex. This section presents the People's Republic of China Ministry of Land Resources. This part of the National Standardization Technical Committee under the jurisdiction of Land and Resources. This section is responsible for drafting. National geology test center. This section is drafted. Liaoning Provincial Institute of Geology. The main drafters of this section. Chen Haiying, Wei Zhanwen. This part of the standard replaces the previous editions are. --- GB/T 17414.1-1998. Methods for chemical analysis of beryllium ores Part 1. Determination of the amount of beryllium Aili Luo Jing R spectrophotometry Warning. Use of this standard shall have a person experiences regular laboratory work. This standard does not point out all possible security issues. Users have the responsibility to take appropriate safety and health practices and to ensure compliance with the conditions relevant national regulations.

1 Scope

GB/T 17414 provisions of this part of the method for the determination of beryllium in the beryllium ore amount Aili Luo cyanine R spectrophotometry. This section applies to beryllium ore, also applies to lithium, rubidium, cesium and tantalum ore, niobium ore low levels of beryllium contents. Measurement range. 0.0001% to 1.0% (by mass) the amount of beryllium (beryllium oxide dollars).

2 Normative references

The following documents contain provisions which, through GB/T 17414 in this part of the reference in terms of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. Laboratory use specifications and test methods GB/T 6682 Analysis Principle 3 Sample with hydrofluoric acid - sulfuric acid decomposition, the insoluble residues of potassium pyrosulfate to melt, hydrochloric acid extracted with disodium edetate, triethanolamine cover Cover aluminum, iron. At pH 5.7 medium, cetyl trimethyl ammonium (CTMAB), Aili Luo Jing R forming blue-violet complex with beryllium It was, in the spectrophotometer at a wavelength of 590nm absorbance was measured to calculate the amount of beryllium. Tartaric acid may be added to accelerate the color, the color of the solution at least 20h more stable.

4 Reagents

The reagents used in this section, unless otherwise indicated, the use of analytical chemical reagents and in line with GB/T 6682 analysis laboratory analysis Water. 4.1 potassium pyrosulfate. 4.2 potassium sodium tartrate. 4.3 disodium edetate. Triethanolamine 4.4. 4.5 Butyl acetate. Warning. flammable, caution 4.6 Hydrofluoric acid (ρ1.13g/mL). Warning. toxic and highly corrosive, the operation should wear gloves to prevent skin contact 4.7 sulfate (11). Warning. Under constant stirring to concentrated sulfuric acid was slowly added to the water, be careful 4.8 hydrochloride (11). 4.9 hydrochloride (892). 4.10 nitric acid (11). 4.11 disodium ethylenediaminetetraacetate solution (100g/L). 4.12 acetylacetonate solution (2080). ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 17414.1-2010_English be delivered?

Answer: Upon your order, we will start to translate GB/T 17414.1-2010_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 17414.1-2010_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 17414.1-2010_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 17414.1-2010?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 17414.1-2010 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.