GB/T 5059.6-2007 English PDFUS$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 5059.6-2007: Ferromolybdenum -- Determination of phosphorus content -- Molybdo bismuthyl phosphoric blue spectrophotometric method and the molybdenum blue spectrophotometric method Status: Valid GB/T 5059.6: Historical versions
Basic dataStandard ID: GB/T 5059.6-2007 (GB/T5059.6-2007)Description (Translated English): Ferromolybdenum -- Determination of phosphorus content -- Molybdo bismuthyl phosphoric blue spectrophotometric method and the molybdenum blue spectrophotometric method Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: H11 Classification of International Standard: 77.100 Word Count Estimation: 8,868 Date of Issue: 2007-09-11 Date of Implementation: 2008-02-01 Older Standard (superseded by this standard): GB/T 5059.6-1986 Quoted Standard: GB/T 4010 Regulation (derived from): China National Standard Approval Announcement2007 No.11 (Total No.111) 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 use of phosphorus molybdenum blue spectrophotometry bismuth and molybdenum blue spectrophotometric determination of molybdenum iron phosphorus content. This section applies to the determination of molybdenum iron phosphorus content. Measuring range (mass fraction): 0. 010% to 0. 150 %. GB/T 5059.6-2007: Ferromolybdenum -- Determination of phosphorus content -- Molybdo bismuthyl phosphoric blue spectrophotometric method and the molybdenum blue 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. Ferromolybdenum. Determination of phosphorus content. Molybdobismuthylphosphoric blue spectrophotometric method and the molybdenum blue spectrophotometrc method ICS 77.100 H11 National Standards of People's Republic of China Replacing GB/T 5059.6-1986 Determination of phosphorus content of ferromolybdenum Bismuth phosphorus molybdenum blue spectrophotometric method and the molybdenum blue spectrophotometric method Posted 2007-09-11 2008-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released Foreword5059.6-1986 "Mo iron chemical analysis of molybdenum blue spectrophotometric determination of this part of GB/T 5059-2007 instead of GB/T Phosphorus content. " This portion of the GB/T 5059.6-1986 compared to the main changes to the new addition of bismuth phosphorus molybdenum blue spectrophotometric method. This part is proposed by the China Iron and Steel Association. This section is under the jurisdiction of Metallurgical Industry Information Standards Institute. This section is drafted. Sichuan Investment Emei Ferroalloy (Group) Co., Ltd. The main drafters of this section. should Tang Hua, Fang Yan, Liu Huili. This part of the standard replaces the previous editions are. --- GB/T 5059.6-1986. Determination of phosphorus content of ferromolybdenum Bismuth phosphorus molybdenum blue spectrophotometric method and the molybdenum blue spectrophotometric method Warning --- Use this section shall be a person experiences regular laboratory work. This section 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 ScopeGB/T 5059 provisions of this part of the bismuth phosphorus molybdenum blue spectrophotometric method and the molybdenum blue spectrophotometric determination of phosphorus content in ferromolybdenum. This section applies to the determination of molybdenum iron phosphorus content measurement range (mass fraction). 0.010% to 0.150%.2 Normative referencesThe following documents contain provisions which, through reference to GB/T 5059 to the present, constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 4010 alloy chemical analysis and preparation of samples Method 3 a bismuth phosphomolybdate blue spectrophotometry 3.1 Principle Sample dilute nitric acid, hydrofluoric acid decomposition, perchloric acid, sulfuric acid, phosphorus oxide smoke. Sulfuric smoke after treatment with hydrochloric acid dissolved salts with ammonia Water to iron hydroxide and iron phosphate is separated from the matrix, most co-precipitation of molybdenum. Sulfuric acid to dissolve the precipitate in sulfuric acid medium with thiosulfate High sodium reduction of arsenic, phosphorus and bismuth nitrate, ammonium molybdate form a ternary complex, after reduction with ascorbic acid, phosphorus, forming bismuth phosphorus molybdenum blue spectrophotometric Count on 700nm wavelength measured absorbance. 3.2 Reagents and materials Unless otherwise indicated in the analysis using only recognized as analytical grade reagents and distilled water or its equivalent purity water. 3.2.1 hydrofluoric acid, ρ1.15g/mL. 3.2.2 perchloric acid, ρ1.67g/mL. 3.2.3 ammonia, ρ0.90g/mL. 3.2.4 nitric acid, 1 + 2. 3.2.5 hydrochloric acid, 1 + 2. 3.2.6 sulfuric acid, 1 + 1. 3.2.7 sulfate, 1 + 4. 3.2.8 sulfuric acid, 1 + 7. 3.2.9 sulfate, 1 + 50. 3.2.10 sodium thiosulfate solution, 10g/L. 1L containing 20g of anhydrous sodium sulfite, now equipped with time. 3.2.11 bismuth nitrate solution, 30g/L. Weigh 30g of bismuth nitrate [Bi (NO3) 3 · 5H2O], was dissolved in 100mL nitrate (1.42g/L) In until completely dissolved by adding 900mL water, 4g urea, and mix. 3.2.12 ammonium molybdate solution, 15g/L. Weigh 15g of ammonium molybdate [(NH4) 6Mo7O24 · 4H2O], placed in 400mL beaker, add 200mL water, warm dissolved by adding 800mL of water after filtration, and mix. 3.2.13 ascorbic acid solution, 10g/L. Ethanol (1 + 1), when using the existing service. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 5059.6-2007_English be delivered?Answer: Upon your order, we will start to translate GB/T 5059.6-2007_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 5059.6-2007_English with my colleagues?Answer: Yes. 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