|
US$159.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
YS/T 956.1-2014: Chemical analysis method of gold and germanium alloys. Part 1: Determination of germanium content. Inductively coupled plasma atomic emission specitrometry
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| YS/T 956.1-2014 | English | 159 |
Add to Cart
|
3 days [Need to translate]
|
Chemical analysis method of gold and germanium alloys. Part 1: Determination of germanium content. Inductively coupled plasma atomic emission specitrometry
| Valid |
YS/T 956.1-2014
|
PDF similar to YS/T 956.1-2014
Basic data | Standard ID | YS/T 956.1-2014 (YS/T956.1-2014) | | Description (Translated English) | Chemical analysis method of gold and germanium alloys. Part 1: Determination of germanium content. Inductively coupled plasma atomic emission specitrometry | | Sector / Industry | Nonferrous Metallurgy Industry Standard (Recommended) | | Classification of Chinese Standard | H68 | | Classification of International Standard | 70.120.99 | | Word Count Estimation | 6,623 | | Date of Issue | 10/14/2014 | | Date of Implementation | 4/1/2015 | | Quoted Standard | YS/T 371 | | 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 determination of the amount of germanium gold-germanium alloy. This section applies to the determination of gold-germanium alloy of germanium content. Determination of the range of 0.50% to 5.00%. | YS/T 956.1-2014: Chemical analysis method of gold and germanium alloys. Part 1: Determination of germanium content. Inductively coupled plasma atomic emission specitrometry
---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.
Chemical analysis method of gold and germanium alloys Part 1. Determination of germanium content Inductively coupled plasma atomic emission specitrometry
ICS 77.120.99
H68
People's Republic of China Nonferrous Metals Industry Standard
Gold-germanium alloys -
Determination of germanium content. Part 1
Inductively Coupled Plasma Atomic Emission Spectrometry
Part 1. Determinationofgermaniumcontent-
Issued on. 2014-10-14
2015-04-01 implementation
Ministry of Industry and Information Technology of the People's Republic of China released
Foreword
YS/T 956 "gold-germanium alloy chemical analysis method" is divided into two parts.
--- Part 1. germanium content - Inductively coupled plasma atomic emission spectrometry;
--- Part 2. Determination of germanium content of potassium iodate potentiometric titration.
This section YS/T Part 1 956.
This section drafted in accordance with GB/T 1.1-2009 given rules.
The non-ferrous metal part by the National Standardization Technical Committee (SAC/TC243) centralized.
This section is responsible for drafting unit. Your research Platinum Ltd., your research resources (Yi door) Limited.
This section participated in the drafting unit. China Nonferrous Metals Industry Standards and Metrology Quality Research Institute, Northwest Nonferrous Metal Research Institute, Beijing Institute of Mining and Metallurgy
Study General Hospital, Beijing Nonferrous Metal Research Institute, Guangzhou Nonferrous Metal Research Institute.
The main drafters of this section. Li Guangli, Gan Jian Zhuang, to Lei, Zhu Wuxun, Liu, He Jiao, Fang Haiyan, Giulia, Xie Hong Chao, Yu Fengshan,
Li Na, Lu Ni, Feng advanced Wanghao Ying, Chen Xiaolan, Xiong Xiaoyan, Li Bo.
Gold-germanium alloys -
Determination of germanium content. Part 1
Inductively Coupled Plasma Atomic Emission Spectrometry
1 Scope
This section YS/T 956 specifies the method for the determination of germanium content of gold-germanium alloy.
This section applies to the determination of gold-germanium alloy of germanium content. Determination of the range of 0.50% to 5.00%.
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.
371 precious metal alloys - General rules and regulations YS/T
3 Method summary
Samples with hydrochloric acid, hydrogen peroxide in the teflon digestion tank exploded in a closed room. Au (Ⅲ) with hydrazine elemental Au, in
Hydrochloric acid medium, inductively coupled plasma spectrometry, mass fraction of germanium calculated.
4 Reagents and materials
Unless otherwise indicated, this part of the reagents and materials shall comply with the provisions of YS/T 371's.
4.1 Hydrogen peroxide (30% volume fraction).
4.2 hydrochloric acid (ρ = 1.19g/mL).
4.3 hydrochloride (14).
4.4 hydrochloride (19).
4.5 hydrazine monohydrate (19).
4.6 Sodium hydroxide solution (50g/L).
4.7 purity argon gas (φAr≥99.99%).
4.8 Germanium standard stock solution. Weigh 0.2000g metal germanium (mass fraction of not less than 99.99%), placed in 250mL beaker, add
10mL of hydrogen peroxide (4.1), 2mL sodium hydroxide solution (4.6), cover the surface of the dish, was dissolved in a hot plate < 100 ℃, additional hydrogen peroxide,
Until completely dissolved. Remove, rinse the beaker and watch glass wall, into the 200mL volumetric flask, dilute to the mark with hydrochloric acid solution (4.3)
Degree, and mix. 1mL solution containing 1mg germanium.
4.9 Teflon digestion tank volume 30mL.
5 Instruments
Inductively coupled plasma atomic emission spectrometer. Under optimum working conditions for those who can reach the following indicators can be used.
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of YS/T 956.1-2014_English be delivered?Answer: Upon your order, we will start to translate YS/T 956.1-2014_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 956.1-2014_English with my colleagues?Answer: Yes. The purchased PDF of YS/T 956.1-2014_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+ countriesQuestion 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 [email protected]. 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.
|