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YS/T 746.15-2010 English PDF

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US$159.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
YS/T 746.15-2010: Methods for chemical analysis of lead-free tin-based solders. Part 15: Determination of Germanium content. Salicylrone-sim polyethylene glycol phenyl ether spectrophotometry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 746.15-2010	159	Add to Cart	3 days	Methods for chemical analysis of lead-free tin-based solders. Part 15: Determination of Germanium content. Salicylrone-sim polyethylene glycol phenyl ether spectrophotometry	Valid

Similar standards

GB/T 3884.2 GB/T 3884.1 YS/T 710.6 YS/T 746.17 YS/T 746.12 YS/T 746.10

Basic data

Standard ID: YS/T 746.15-2010 (YS/T746.15-2010)
Description (Translated English): Methods for chemical analysis of lead-free tin-based solders. Part 15: Determination of Germanium content. Salicylrone-sim polyethylene glycol phenyl ether spectrophotometry
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H13
Classification of International Standard: 77.040.30
Word Count Estimation: 6,626
Date of Issue: 2010-11-22
Date of Implementation: 2011-03-01
Regulation (derived from): MIIT (2010) No. 126
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the base solder lead-free solder method for determination of germanium. This standard applies to lead-free tin-based solder in the germanium content. Measuring range: 0. 0010% to 0. 050%.

YS/T 746.15-2010: Methods for chemical analysis of lead-free tin-based solders. Part 15: Determination of Germanium content. Salicylrone-sim polyethylene glycol phenyl ether spectrophotometry

---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.
Methods for chemical analysis of lead-free tin-based solders.Part 15. Determination of Germanium content.Salicylrone-sim polyethylene glycol phenyl ether spectrophotometry ICS 77.040.30 H13 People's Republic of China Nonferrous Metals Industry Standard No Tin Lead-based solder chemical analysis Part 15. Determination of germanium content Salicylfluorone spectrophotometry Part 15. DeterminationofGermaniumcontent- Issued on. 2010-11-22 2011-03-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

YS/T 746 "non-Pb-based solder chemical analysis method" is divided into 17 parts. --- Part 1 Determination of tin content Coke sexual gallic acid Covering - lead nitrate titration method --- Part 2 of silver content - Flame atomic absorption spectrometry and potentiometric titration with potassium thiocyanate --- Part 3 of copper content - Flame atomic absorption spectrometry and titration with sodium thiosulfate --- Part 4 of lead content - Flame Atomic Absorption Spectrometry --- Part 5 of bismuth content - Flame atomic absorption spectrometry and titration Na2EDTA --- Part 6 of antimony content - Flame Atomic Absorption Spectrometry --- Part 7 Determination of iron content by flame atomic absorption spectrometry --- Part 8 of arsenic content of arsenic, antimony molybdenum blue spectrophotometric method --- Part 9 Determination of zinc content by flame atomic absorption spectrometry and titration Na2EDTA Part 10 Determination of aluminum content --- first electrothermal atomic absorption spectrometry --- Part 11 of cadmium content - Flame Atomic Absorption Spectrometry --- Part 12 Determination of indium titration Na2EDTA --- Part 13 Determination of nickel content by flame atomic absorption spectrometry --- Part 14 Determination of the phosphorus content of the first crystal violet - heteropoly acid phosphovanadomolybdate spectrophotometry --- Part 15 Determination of germanium content salicylfluorone spectrophotometry --- Part 16 Determination of rare earth Arsenazo Ⅲ spectrophotometry --- Part 17 silver, copper, lead, bismuth, antimony, iron, arsenic, zinc, aluminum, cadmium, nickel, indium content was measured by inductively coupled plasma optical emission Spectroscopy This is Part 15. This section is in accordance with GB/T 1.1-2009 given rules drafted. The non-ferrous metal part by the National Standardization Technical Committee (SAC/TC243) centralized. This section is drafted. Yunnan Tin Group Co., Ltd. Participated in the drafting of this section. Yunnan Tin Company Limited, your research Platinum Limited. The main drafters of this section. Chenshu Lian, Zhang Hongling, Shiru Xiang, Bai Yanhua, Shangzheng Wen, Cai Qian, Chen Jianhua, Hanhong Lan, Zhang Limei. No Tin Lead-based solder chemical analysis Part 15. Determination of germanium content Salicylfluorone spectrophotometry

1 Scope

YS/T 746 This section specifies the determination method based solder lead-free solder in the germanium content. This section applies to the determination of tin-based solder without germanium content. Measurement range. 0.0010% to 0.050%.

2 Method summary

Sample with nitric acid, sulfuric acid, phosphoric acid dissolved in the presence of hydrochloric acid distillation main base, in the presence of OP, Ge4 and salicylfluorone Ketone form a red complex, in the spectrophotometer at a wavelength of 505nm, measured absorbance.

3 Reagents

Unless otherwise indicated in the analysis using only recognized as analytical grade reagents and distilled or deionized water or equivalent purity. 3.1 hydrochloride (ρ1.19g/mL). 3.2 sulfate (ρ1.84g/mL). 3.3 phosphoric acid (ρ1.69g/mL). 3.4 hydrochloride (11). 3.5 nitric acid (11). 3.6 potassium permanganate solution (20g/L). Store in a brown bottle aside. 3.7 ascorbic acid solution (50g/L). The time is now equipped with. 3.8 salicylfluorone (SAF) solution (0.1g/L). Weigh 0.05g salicylfluorone in 500mL beaker, 250mL Ethanol, and dissolved with stirring, was added 5mL of sulfuric acid (12) diluted with water to a 500 mL, mix. 3.9 polyethylene glycol octyl phenyl ether (OP) solution (2%). Pipette 6mL polyethylene glycol octylphenyl ether, diluted with water to 300mL, Mix well. 3.10 germanium standard stock solution. Weigh 0.1000g germanium (≥99.99%) in 250mL beaker, add 5mL of hydrogen peroxide (30%), Low dissolved by heating, was added dropwise aqueous ammonia (ρ0.90g/mL) until a white precipitate was dissolved with sulfuric acid (14) was neutralized and the excess 0.5mL, moved 1000mL volumetric flask, dilute with water to volume, and mix. This solution 1mL containing 100μg germanium. 3.11 Germanium standard solution. Pipette 10.00mL germanium standard stock solution (3.10) in 500mL volumetric flask, dilute to the mark with water, mix uniform. This solution 1mL containing 2μg germanium.

4 distillation apparatus

Distillation apparatus shown in Fig. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of YS/T 746.15-2010_English be delivered?

Answer: Upon your order, we will start to translate YS/T 746.15-2010_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 YS/T 746.15-2010_English with my colleagues?

Answer: Yes. The purchased PDF of YS/T 746.15-2010_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.