YS/T 904.2-2013 English PDF

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YS/T 904.2-2013: Methods for chemical analysis of iron-chromium-aluminum fiber. Part 2: Determination of chromium and aluminum content. Inductively coupled plasma atomic emission spectrometry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 904.2-2013	159	Add to Cart	3 days	Methods for chemical analysis of iron-chromium-aluminum fiber. Part 2: Determination of chromium and aluminum content. Inductively coupled plasma atomic emission spectrometry	Valid

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YS/T 1297   GB/T 1479.2   GB/T 1479.1   YS/T 904.3   YS/T 904.4   YS/T 904.1   

Basic data

Standard ID: YS/T 904.2-2013 (YS/T904.2-2013)
Description (Translated English): Methods for chemical analysis of iron-chromium-aluminum fiber. Part 2: Determination of chromium and aluminum content. Inductively coupled plasma atomic emission spectrometry
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H16
Classification of International Standard: 77.160
Word Count Estimation: 6,648
Regulation (derived from): Ministry of Industry and Information Technology Bulletin No. 52, 2013; industry standard for filing Notice No. 1 of 2014 (No. 169 overall)
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the chromium, aluminum determination of the amount of iron-chromium-aluminum fiber yarn. This standard applies to the determination of iron-chromium-aluminum filaments of chromium, the amount of aluminum, chromium determination ran

YS/T 904.2-2013: Methods for chemical analysis of iron-chromium-aluminum fiber. Part 2: Determination of chromium and aluminum content. Inductively coupled plasma atomic emission spectrometry

---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 iron-chromium-aluminum fiber Part 2. Determination of chromium and aluminum content Inductively coupled plasma atomic emission spectrometry. ICS 77.160 H16 People's Republic of China Nonferrous Metals Industry Standard Iron chrome aluminum fiber filament chemical analysis Part 2. chromium, aluminum contents - Inductively coupled plasma atomic emission spectrometry Part 2. Determinationofchromiumandaluminumcontent- Issued on. 2013-10-17 2014-03-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

YS/T 904 "filament chemical analysis of iron chrome aluminum" is divided into five sections. --- Part 1. Determination of nitrogen inert gas fusion thermal conductivity method; --- Part 2. chromium, aluminum content - Inductively coupled plasma atomic emission spectrometry; --- Part 3. silicon, manganese, titanium, copper, lanthanum, cerium content - Inductively coupled plasma atomic emission spectrometry; --- Part 4. Determination of phosphorus content - Molybdenum blue spectrophotometric method; --- Part 5. carbon, sulfur content was measured high-frequency combustion infrared absorption method. This section YS/T Part 2 904. 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 drafted. West Co., Ltd., Northwest Nonferrous Metal Research Institute, Guangzhou Nonferrous Metal Research Institute of metal materials. Drafters of this section. red Yang Jun, Li Tuo, Hou Yong, Zhai through Germany, Juan, Wei Dong, Lu Ni, Zhang Danli, Li Bo, Xiong Xiaoyan, Zhuang Yichun, Zhang Jin. Iron chrome aluminum fiber filament chemical analysis Part 2. chromium, aluminum contents - Inductively coupled plasma atomic emission spectrometry

1 Scope

YS/T of the provisions of section 904 of chromium, aluminum determination of the amount of iron chrome aluminum fiber yarn. This section applies to the determination of iron chrome aluminum filaments in chromium, aluminum amount of chromium was measured in the range of 10.00% ~ 30.00%, measured in the range of aluminum 2.00% to 10.00%.

2 Method summary

With a mixed acid decomposition of sample. Solution directly to the argon plasma excitation source, subjected to spectral measurement, and calculate the chromium and aluminum content.

3 Reagents

Unless otherwise indicated, the reagents used in this section are the gifted class pure reagents, water as a water or equivalent purity. 3.1 nitric acid (ρ = 1.42g/mL). 3.2 hydrochloric acid (ρ = 1.19g/mL). 3.3 hydrochloride (11). 3.4 mixed acid. 3 per unit volume of nitric acid, hydrochloric acid and 5 2 unit volume per unit volume of water and mix. Argon 3.5 volume fraction ≥99.995%. 3.6 Chromium standard solution. Weigh 2.8289g baseline potassium dichromate (advance after 150 ℃ drying 1h, placed in a desiccator, cooled to room Temperature), placed in 300mL beaker, covered with a watch glass was dissolved in water, was added 200mL low electric plate, to be dissolved completely shifted into the 1000mL volumetric flask, dilute with water to volume, and mix. This solution 1mL containing 1.0mg of chromium. 3.7 aluminum standard solution. Weigh 1.0000g of aluminum (mass fraction of greater than 99.99%), placed in 500mL beaker, add 100mL Hydrochloric acid (3.3) in the low-temperature hot plate heated and dissolved until completely dissolved and then cooled to room temperature, transferred to 1000mL volumetric flask, dilute to Volume, and mix. This solution 1mL containing 1.0mg aluminum.

4 Instrument

4.1 Inductively coupled plasma atomic emission spectrometer At 200nm spectral resolution should be less than 0.01nm. 4.2 Determination of conditions and analytical instrument lines (recommended) Measurement conditions. RF power 1.1kW; cooling gas flow rate. 20L/min; nebulizer. 53PSI; Lift solution. 1.4mL/min; Points Time. 10s; observation. vertical; analytical line. Cr267.716nm; Al308.215nm. ......

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