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YS/T 984-2014 English PDF

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US$239.00 · In stock
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YS/T 984-2014: Determination of boron and phosphorus concent in silicon powder by chemical analysis
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 984-2014	239	Add to Cart	3 days	Determination of boron and phosphorus concent in silicon powder by chemical analysis	Valid

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Basic data

Standard ID: YS/T 984-2014 (YS/T984-2014)
Description (Translated English): Determination of boron and phosphorus concent in silicon powder by chemical analysis
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H17
Classification of International Standard: 77.040.30
Word Count Estimation: 9,915
Date of Issue: 10/14/2014
Date of Implementation: 4/1/2015
Quoted Standard: GB/T 6682-2008
Regulation (derived from): People's Republic of China Ministry of Industry and Information Technology Notice 2014 No. 63; Industry Standard Filing Notice 2014 No. 12 (Overall No. 180)
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This Standard specifies the method for the determination of boron in silicon powder, phosphorus content. This Standard applies to the determination of boron content, phosphorus content in silicon powder. Determination of the range of ~ 0.01000% 0.00010% b

YS/T 984-2014: Determination of boron and phosphorus concent in silicon powder by chemical analysis

---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.
Determination of boron and phosphorus concent in silicon powder by chemical analysis ICS 77.040.30 H17 People's Republic of China Nonferrous Metals Industry Standard Determination of silicon powder chemical analysis of boron, phosphorus content Issued on. 2014-10-14 2015-04-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized. This standard was drafted. Leshan Electric Tianwei Silicon Technology Co., Ltd., Sichuan Xinguang Silicon Technology Co., Ltd., the new special energy Source Company. The main drafters of this standard. Wan Yanhui, Zhang, Li Qiang, Yao Shu, Zhoushun Wei, Liang Hong, Océ flat, Huang Bin. Determination of silicon powder chemical analysis of boron, phosphorus content Warning --- personnel should use this standard regular laboratory work experience. This standard does not point out all possible security asked question. Users have the responsibility to take appropriate safety and health practices and to ensure compliance with the conditions relevant national regulations.

1 Scope

This standard specifies the method for the determination of boron in silicon powder, phosphorus content. This standard applies to the determination of boron content, phosphorus content in the silicon powder. Determination of boron in the range of 0.00010% 0.01000% ~, ~ P 0.00050% 0.01500%.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. Laboratory use specifications and test methods GB/T 6682-2008 Analysis

3 Method summary

Silica fume sample with nitric acid, hydrofluoric acid is dissolved under anhydrous conditions in a sample of boron with curcumin color forms a complex in a spectrophotometer Measured at a wavelength of 550nm absorbance, and calculate the boron content. Silica fume sample with nitric acid, hydrofluoric acid dissolved in a sample of phosphorus and bismuth nitrate, ammonium molybdate forms a complex color, wavelength spectrophotometer Measuring the absorbance at 690nm, and calculate the phosphorus content.

4 Reagents and materials

4.1 standard, unless otherwise specified, the use of superior grade pure reagents, test water should be consistent with GB/T 6682-2008 in two water Claim. 4.2 boric acid (purity reagents). 4.3 potassium dihydrogen phosphate (reference reagent). 4.4 of concentrated sulfuric acid (ρ = 1.84g/mL). 4.5 phosphoric acid (ρ = 0.98g/mL). 4.6 Hydrofluoric acid (ρ = 1.12g/mL). 4.7 hydrochloric acid (ρ = 1.18g/mL). 4.8 nitric acid (ρ = 1.41g/mL). 4.9 perchloric acid (ρ = 1.76g/mL). 4.10 nitric acid (11). 4.11 hydrochloric acid (11). 4.12 hydrochloric acid (15). 4.13 perchloric acid (13). 4.14 ethanol. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of YS/T 984-2014_English be delivered?

Answer: Upon your order, we will start to translate YS/T 984-2014_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 984-2014_English with my colleagues?

Answer: Yes. The purchased PDF of YS/T 984-2014_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.