GB/T 13748.4-2013 English PDFUS$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 13748.4-2013: Chemical analysis methods of magnesium and magnesium alloys -- Part 4: Determination of manganese content -- Periodate spectrophotometric method Status: Valid GB/T 13748.4: Historical versions
Basic dataStandard ID: GB/T 13748.4-2013 (GB/T13748.4-2013)Description (Translated English): Chemical analysis methods of magnesium and magnesium alloys -- Part 4: Determination of manganese content -- Periodate spectrophotometric method Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: H12 Classification of International Standard: 77.120.10 Word Count Estimation: 12,199 Older Standard (superseded by this standard): GB/T 13748.4-2005 Adopted Standard: ISO 2353-1972; NEQ; ISO 809-1973; NEQ; ISO 810-1973; NEQ Regulation (derived from): National Standards Bulletin 2013 No. 17 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 provides: Magnesium and magnesium alloys manganese content determination. The standard method applied to a magnesium alloy (containing Zr, RE, Th, Ag) manganese content determined. Measuring range: 0. 050% to 2. 70%. The two standard methods GB/T 13748.4-2013: Chemical analysis methods of magnesium and magnesium alloys -- Part 4: Determination of manganese content -- Periodate spectrophotometric 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. Chemical analysis methods of magnesium and magnesium alloys.Part 4. Determination of manganese content.Periodate spectrophotometric method ICS 77.120.10 H12 National Standards of People's Republic of China Replacing GB/T 13748.4-2005 Magnesium and its alloys - Determination of manganese content. Part 4 Periodate spectrophotometry Part 4. Determinationofmanganesecontent- [ISO 2353. 1972, Magnesiumanditsaloys-Determinationofmanganesein magnesiumaloyscontainingzirconium, rareearths, thoriumandsilver- Periodatephotometricmethod, NEQ, ISO 809. 1973, Magnesiumandmagnesiumaloys-Determinationofmanganese- Periodatephotometricmethod (Manganesecontentbetween0.01and0.8%), NEQ, ISO 810. 1973, Magnesiumandmagnesiumaloys-Determinationofmanganese- Periodatephotometricmethod (Manganesecontentlessthan0.01%), NEQ] Issued on. 2014-05-01 2013-09-06 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordGB/T 13748 "analysis methods of magnesium and magnesium alloys" is divided into 22 parts. --- Part 1. Determination of aluminum content; --- Part 2. Determination of tin content pyrocatechol violet spectrophotometry; --- Part 3. Determination of lithium content Flame atomic absorption spectrometry; --- Part 4. Determination of manganese content periodate spectrophotometry; --- Part 5. Determination of yttrium content inductor coupled plasma atomic emission spectrometry; --- Part 6. Determination of silver by flame atomic absorption spectrometry; --- Part 7. Determination of zirconium content; --- Part 8. rare earth content Gravimetric method; --- Part 9. Determination of iron content phenanthroline spectrophotometry; --- Part 10. Determination of silicon content - Molybdenum blue spectrophotometric method; --- Part 11. Determination of beryllium content Eriochrome cyanine R spectrophotometry; --- Part 12. Determination of copper content; --- Part 13. Determination of lead content by flame atomic absorption spectrometry; --- Part 14. Determination of nickel dimethylglyoxime spectrophotometry; --- Part 15. Determination of zinc content; --- Part 16. Determination of calcium content by flame atomic absorption spectrometry; --- Part 17. potassium content and sodium content - Flame atomic absorption spectrometry; --- Part 18. Determination of the chlorine content of silver chloride turbidimetric method; --- Part 19. Determination of titanium content security for spectrophotometric morpholino than methane; --- Part 20. ICP-AES determination of element contents; --- Part 21. photoelectric direct reading atomic emission spectroscopy method element content; --- Part 22. Determination of thorium content. This section GB/T Part of 413,748. The object is to have a standard adoption of Part 1, Part 4, Section 7, Section 8, Section 9, Section 10, Section 12, Part 14, Part 159 sections revised. This section drafted in accordance with GB/T 1.1-2009 given rules. This Part replaces GB/T 13748.4-2005 "Determination of magnesium and magnesium alloy chemical analysis of manganese content periodic acid salt bare Law degree. " This section compared with the GB/T 13748.4-2005, the main technical changes are as follows. --- The method I. Method II and Method Three "scope" merged into Chapter 1, "scope"; --- Increased Chapter 2, "General" requirements; --- Increased Chapter 6, "lab report" requirement; --- Remove the "quality assurance and control" requirements; --- On the "Method II" in the wrong reagent numbers have been revised. --- Increased the arbitration provisions. This section method using a reference to redraft the law ISO 2353. 1972 Magnesium Alloy ", magnesium and magnesium alloys containing zirconium, rare earths, thorium and silver in Determination of manganese content periodate photometric method ", and ISO 2353. 1972 is not equivalent degree of consistency; use the second method to redraft method parameters Test ISO 809. 1973 "Magnesium and magnesium alloys ranged from 0.01% to 0.8% manganese content - periodate photometric method", and ISO 809. 1973 non-equivalent; Method three methods to use to redraft the reference ISO 810. 1973 "magnesium and magnesium alloy containing less than 0.01% manganese Determination of the amount of periodate photometric method ", and ISO 810. 1973 is equivalent to the degree of non-conformity. "Method a" this part of the manganese content 0.050% to 2.70% of the magnesium alloy (containing Zr, RE, Th, Ag) arbitration, "Method II" Manganese content of 0.010% to 0.80% of magnesium and magnesium alloys (excluding Zr, RE, Th, Ag) arbitration, "Method three" for the manganese content in 0.0005% to 0.010% virgin ingot arbitration. The non-ferrous metal part by the National Standardization Technical Committee (SAC/TC243) centralized. This section is responsible for drafting units. Aluminum Corporation of China Zhengzhou Research Institute, China Nonferrous Metals Industry Quality Standards and Metrology Institute The study. Drafting this Part. Aluminum Corporation of China Research Institute of Zhengzhou, Luoyang Copper Processing Group Co., Ltd. The main drafters of this section a method. Xue Ning, Shi Lei, Zhu Xia Qing, Wang Hui, Liu Aiju. Method Two main drafters of this section. Zhang North Korea, Wu Yu Qiang, Shi Lei, Zhu Xia Qing, Wang Hui. Method three main drafters of this section. Guo Yongheng, war Liu Wei, Zhao Chunfang, Yang Xiaoli, Yaoqiao Ping, Yan Guoqing. This part of the standard replaces the previous editions are. --- GB/T 13748.2-1992; --- GB/T 13748.4-2005. Magnesium and its alloys - Determination of manganese content. Part 4 Periodate spectrophotometry1 ScopeGB/T 13748 provisions of this part of the determination of magnesium and magnesium alloy of manganese content. This section applies to a method of magnesium alloy (containing Zr, RE, Th, Ag) the determination of manganese content. Measurement range. 0.050% to 2.70%. Method Two This section applies to magnesium and magnesium alloys (excluding Zr, RE, Th, Ag) the determination of manganese content. Measurement range. 0.010% - 0.80%. This part of the method for the determination of three primary ingot manganese content. Measurement range. 0.0005% to 0.010%.2 General2.1 Unless otherwise indicated, this part of the reagents used are in line with national standards or industry standard analytical reagent, the water are distilled water. 2.2 specimens should be processed to a thickness of less than 1mm debris.3 a method3.1 Method summary The sample was dissolved in sulfuric acid, and nitric acid in the presence of fluorine, the potassium iodate with high manganese (Ⅱ) oxide to manganese (Ⅶ). Wavelength spectrophotometer Measuring the absorbance at 545nm. 3.2 Reagents 3.2.1 High potassium iodate. 3.2.2 nitric acid (ρ = 1.40g/mL). boil 3min ~ 5min or with carbon dioxide gas stream to remove nitrogen oxides. 3.2.3 sulfuric acid (13). 3.2.4 solution of fluoroboric acid (199). of 10mL fluoboric acid (40%) diluted with water to 1000mL. 3.2.5 reducing agent to water. boiling water will analyze heating, with 10mL sulfuric acid per liter (3.2.3) and acidified, add a little potassium periodate (3.2.1), Continue to boil for about 10min, cooled. 3.2.6 sodium nitrite solution (20g/L). the time is now equipped with. 3.2.7 Manganese standard stock solution. prepared according to 3.2.7.1 or 3.2.7.2. 3.2.7.1 take appropriate EMM [wMn≥99.9%] place filled with 60mL ~ 80mL sulfuric acid (3.2.3) and about 100mL beaker of water The shaking for several minutes, discard the acid solution, washed with water several times, and then washed with acetone 1-2 times. Drying at about 100 ℃ 2min thermostat, Placed in a desiccator to cool. Weigh 1.0000g manganese in 400mL high-shaped beaker, 40mL sulfuric acid (3.2.3), heating dissolved Solution, add about 80mL of water, boil a few minutes, cooled to room temperature and transferred to 1000mL volumetric flask, dilute with water to volume, and mix. This solution 1mL containing 1mg manganese. 3.2.7.2 Weigh 2.877g potassium permanganate into 400mL beaker high form, dissolved in about 200mL of water, sulfuric acid was added 40mL (3.2.3), the amount of sodium sulfite or hydrogen peroxide (ρ = 1.10g/mL) reducing high manganese, sulfur dioxide or boiled to remove excess peroxide ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 13748.4-2013_English be delivered?Answer: Upon your order, we will start to translate GB/T 13748.4-2013_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 13748.4-2013_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 13748.4-2013_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+ 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 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 13748.4-2013?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 13748.4-2013 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. |
