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GB/T 3260.5-2013 English PDF

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Q: Should I purchase the latest version GB/T 3260.5-2013?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 3260.5-2013 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$139.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 3260.5-2013: Methods for chemical analysis of tin -- Part 5: Determination of antimony content -- The malachite green photometric method
Status: Valid

GB/T 3260.5: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 3260.5-2013	139	Add to Cart	3 days	Methods for chemical analysis of tin -- Part 5: Determination of antimony content -- The malachite green photometric method	Valid
GB/T 3260.5-2000	199	Add to Cart	2 days	Methods for chemical analysis of tin. Determination of bismuth content	Obsolete
GB/T 3260.5-1982	RFQ	ASK	3 days	Chemical analysis of tin--The malachite green photometric method for determination of antimony	Obsolete

Similar standards

GB/T 3884.2 GB/T 3884.1 GB/T 4103.14 GB/T 3260.1 GB/T 3260.11 GB/T 3260.1

Basic data

Standard ID: GB/T 3260.5-2013 (GB/T3260.5-2013)
Description (Translated English): Methods for chemical analysis of tin -- Part 5: Determination of antimony content -- The malachite green photometric method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H13
Classification of International Standard: 77.120.60
Word Count Estimation: 6,647
Older Standard (superseded by this standard): GB/T 3260.5-2000
Regulation (derived from): National Standards Bulletin No. 25 of 2013
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 malachite green spectrophotometric method tin antimony content. This standard applies to the determination of the amount of tin and antimony. Measuring range of 0. 00050% to 0. 0500%.

GB/T 3260.5-2013: Methods for chemical analysis of tin -- Part 5: Determination of antimony content -- The malachite green 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.
Methods for chemical analysis of tin Part 5.. Determination of antimony content The malachite green photometric method. ICS 77.120.60 H13 National Standards of People's Republic of China Replacing GB/T 3260.5-2000 Chemical analysis of tin Part 5. Determination of antimony content Malachite Green Spectrophotometry Part 5. Determinationofantimonycontent- Issued on. 2013-12-17 2014-09-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 3260 "Methods for chemical analysis of tin" is divided into 14 parts. --- Part 1. Determination of copper content - Flame atomic absorption spectrometry; --- Part 2. Determination of iron content - 1,10-phenanthroline spectrophotometry; --- Part 3. Determination of bismuth content of potassium iodide spectrophotometric method and the flame atomic absorption spectrometry; --- Part 4. Determination of lead content by flame atomic absorption spectrometry; --- Part 5. Determination of antimony content - Malachite green spectrophotometry; --- Part 6. Determination of arsenic content - Malachite Green - arsenic heteropolyoxomolybdate spectrophotometry; --- Part 7. Determination of aluminum content electrothermal atomic absorption spectrometry; --- Part 8. Determination of zinc content - Flame atomic absorption spectrometry; --- Part 9. Determination of sulfur content of high frequency induction furnace combustion infrared absorption method; --- Part 10. Determination of cadmium content by flame atomic absorption spectrometry; --- Part 11. Determination of the amount of silver by flame atomic absorption spectrometry; --- Part 12. Determination of nickel content by flame atomic absorption spectrometry; --- Part 13. Determination of cobalt content by flame atomic absorption spectrometry; --- Part 14. Inductively coupled plasma atomic copper, iron, bismuth, lead, antimony, arsenic, aluminum, zinc, cadmium, nickel, cobalt and the amount of emitted light Spectroscopy. This section GB/T 3260 Part 5. This section drafted in accordance with GB/T 1.1-2009 given rules. This part is GB/T 3260.5-2000 "chemical analysis of tin Determination of antimony content" revision, this part of the GB/T 3260.5- Compared to 2000, the main technical content of the following changes. --- The extraction agent from benzene to toluene; --- Text format has been modified; --- Increasing the repeatability and reproducibility content. The non-ferrous metal part by the National Standardization Technical Committee (SAC/TC243) centralized. This section is responsible for drafting unit. Yunnan Tin Group Co., Ltd., Guangxi China Tin Group Co., Ltd. This section is drafted. Guangxi China Tin Group Co., Ltd., Kunming Metallurgy Research Institute. Participated in the drafting of this section. Daye Nonferrous Co., Ltd., Hunan Chenzhou Mining and cloud limited liability company. The main drafters of this section. Huang Xu, Huang Mei, Liu Wei Li, Li Rong, Wei Zhen Yan, Tan Zuo Ming, Chen Lan, Miss Li, Yang Yun Jin, Wu Youcheng, Wax cold spring, Xiaoyue Yong. This part of the standard replaces the previous editions are. --- GB/T 3260.5-1982; --- GB/T 3260.5-2000. Chemical analysis of tin Part 5. Determination of antimony content Malachite Green Spectrophotometry

1 Scope

GB/T 3260 provisions of this part of the malachite green spectrophotometric method tin antimony content. This section applies to the determination of tin in the antimony content. Determination of the range of 0.00050% to 0.0500%.

2 Method summary

Samples with hydrochloric acid and hydrogen peroxide dissolved in hydrochloric acid medium, antimony anions generated green and malachite green complex, which is extracted in toluene, Spectrophotometer measuring the absorbance at a wavelength of 635nm.

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 Hydrogen peroxide (30%). 3.3 toluene. 3.4 hydrochloride (53). 3.5 phosphate (19). 3.6 stannous chloride solution (100g/L). Weigh 10g of stannous chloride (SnCl2 · 2H2O), added 20mL of hydrochloric acid (3.2), dissolved by heating, cooling However, dilute with water to 100mL. 3.7 sodium nitrite solution (140g/L). 3.8 urea solution (400g/L). 3.9 malachite green solution (2g/L). 3.10 over anhydrous sodium sulfate. 3.11 Antimony standard stock solution. Weigh 0.2742g antimony potassium tartrate (KSbOC4H4O6 · 1/2H2O) placed in 250mL beaker, add Into 100mL of hydrochloric acid (3.4), stirring to dissolve, transferred to 1000mL volumetric flask with hydrochloric acid (3.4) Wash the beaker and dilute to volume, mix uniform. This solution 1mL containing 100μg antimony. 3.12 Antimony standard solution. Pipette 25.00mL antimony standard stock solution (3.11) in 500mL volumetric flask (3.4) diluted to the mark with hydrochloric acid Degree, and mix. This solution 1mL containing 5μg antimony. Step 4 Analysis 4.1 Sample Table 1 sample was weighed, accurate to 0.0001g. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 3260.5-2013_English be delivered?

Answer: Upon your order, we will start to translate GB/T 3260.5-2013_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 3260.5-2013_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 3260.5-2013_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 3260.5-2013?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 3260.5-2013 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.