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YS/T 568.11-2008: Chemical analysis methods for zirconium oxide and hafnium oxide. Determination of nickle content. α-Furil dioxime spectrophotometric method YS/T 568.11: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| YS/T 568.11-2008 | English | 209 |
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Chemical analysis methods for zirconium oxide and hafnium oxide. Determination of nickle content. α-Furil dioxime spectrophotometric method
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YS/T 568.11-2008
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| YS/T 568.11-2006 | English | 199 |
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Zirconium oxide--Determination of nickel content--2 2-furil dioxime absorption photometric method
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YS/T 568.11-2006
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Basic data | Standard ID | YS/T 568.11-2008 (YS/T568.11-2008) | | Description (Translated English) | Chemical analysis methods for zirconium oxide and hafnium oxide. Determination of nickle content. ��-Furil dioxime spectrophotometric method | | Sector / Industry | Nonferrous Metallurgy Industry Standard (Recommended) | | Classification of Chinese Standard | H63 | | Classification of International Standard | 77.120.99 | | Word Count Estimation | 6,650 | | Date of Issue | 2008-03-12 | | Date of Implementation | 2008-09-01 | | Older Standard (superseded by this standard) | YS/T 568.11-2006 | | Regulation (derived from) | NDRC Notice No. 25 of 2008 | | Issuing agency(ies) | National Development and Reform Commission | | Summary | This standard specifies the zirconium oxide and hafnium oxide Determination of nickel content. This standard applies to zirconium oxide and hafnium oxide nickel content. Measuring range: 0. 0005% to 0. 03% | YS/T 568.11-2008: Chemical analysis methods for zirconium oxide and hafnium oxide. Determination of nickle content. α-Furil dioxime spectrophotometric method
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Chemical analysis methods for zirconium oxide and hafnium oxide.Determination of nickle content.α-Furil dioxime spectrophotometric method
ICS 77.120.99
H63
People's Republic of China Nonferrous Metals Industry Standard
Replacing YS/T 568.11-2006
Zirconium oxide, hafnium oxide chemical analysis
Determination of nickel content
α- linked furoyl dioxime spectrophotometric
Posted 2008-03-12
2008-09-01 implementation
National Development and Reform Commission issued
Foreword
YS/T 568 "zirconium, hafnium oxide chemical analysis method" is divided into 11 parts.
--- Part 1. Determination of zirconium and hafnium oxide combined amount of mandelic acid gravimetric method;
--- Part 2. Determination of iron content sulfonic acid spectrophotometry;
--- Part 3. Determination of the amount of silicon silicon molybdenum blue spectrophotometric method;
--- Part 4. Determination of aluminum content of chromium azure S- cylpyridinium chloride spectrophotometry;
--- Part 5. Determination of sodium content by flame atomic absorption spectrometry;
--- Part 6. Determination of the amount of titanium di Zhao DAM spectrophotometry;
--- Part 7. Determination of phosphorus content of antimony salt - ascorbic acid - phosphorus molybdenum blue spectrophotometric method;
--- Part 8. zirconia aluminum, calcium, magnesium, manganese, sodium, nickel, iron, titanium, zinc, molybdenum, vanadium, hafnium content - Inductively coupled plasma fat
Emission spectrometry;
--- Part 9. hafnium oxide of aluminum, calcium, magnesium, manganese, sodium, nickel, iron, titanium, zinc, molybdenum, vanadium, zirconium content - Inductively coupled plasma fat
Emission spectrometry;
--- Part 10. Determination of manganese content - Potassium periodate spectrophotometric method;
--- Part 11. Determination of α- linked furoylhydrazone nickel dioxime spectrophotometric method.
This is Part 11.
The partial replacement of YS/T 568.11-2006 "zirconium oxide, hafnium nickel content determination" (formerly GB/T 2590.11-1981).
This portion of YS/T 568.11-2006 compared to the main changes are as follows.
--- Added "7.1 repeatability" clause;
--- Added "8 Quality assurance and control" clause.
The non-ferrous metal part by the National Standardization Technical Committee and centralized.
This part by the Beijing Nonferrous Metal Research Institute, China Nonferrous Metals Industry Institute of Standards Metrology and Quality is responsible for drafting.
This section was drafted by the Beijing Nonferrous Metal Research Institute.
The main drafters of this section. new Zhang Ying, Li, Hu Zhenping.
This part of the standard replaces the previous editions are.
--- GB/T 2590.11-1981, YS/T 568.11-2006.
Zirconium oxide, hafnium oxide chemical analysis
Determination of nickel content
α- linked furoyl dioxime spectrophotometric
1 Scope
This section specifies the determination method zirconia and hafnium nickel content.
This section applies to the determination of zirconium oxide and hafnium oxide and nickel content. Measurement range. 0.0005% to 0.03%.
2 Method summary
Sample sulfate, ammonium sulfate was dissolved. Sodium citrate in the presence of nickel in ammonia medium associated with α- furoylhydrazone dioxime form a colored complex
And extracted with chloroform extraction, in the spectrophotometer at a wavelength of 440nm measured absorbance.
3 Reagents
3.1 ammonium sulfate.
3.2 sulfate (ρ1.84g/mL), pure class distinctions.
3.3 chloroform.
Ammonia 3.4 (1 + 1).
3.5 sodium citrate solution (300g/L).
3.6 hydroxylamine hydrochloride solution (100g/L).
3.7 α- linked furoyl dioxime solution (10g/L). Weigh 1gα- associated furoyl dioxime dissolved in 50mL of ethanol, diluted with water to
100mL, and mix.
3.8 phenolphthalein solution (10g/L). Weigh 1g phenolphthalein dissolved in 50mL of ethanol, diluted with water to 100mL, and mix.
3.9 Nickel standard stock solution.
Nickel weighed 1.0000g ((Ni) > 99.9%), placed in a beaker of 300mL, 15mL of nitric acid was added (ρ1.42g/mL),
It was heated on a water bath until completely dissolved after, on a hot plate heated to boiling. Cooling water moved into 1000mL volumetric flask, and dilute to the mark,
Shake well. 1mL solution containing 1mg nickel.
3.10 Nickel standard solution. Pipette 25.00mL solution (3.9), placed in 250mL flask, diluted with water to the mark. This solution
1mL containing 100μg nickel.
3.11 Nickel standard solution. Pipette 25.00mL solution (3.10), placed in 250mL flask, diluted with water to the mark. This solution
Liquid 1mL containing 10μg nickel.
4 Instrument
Spectrophotometer.
Step 5 Analysis
5.1 Sample
Weigh 0.10g sample ①, accurate to 0.0001g.
5.2 Determination of the number of
Independent of the two measurements, the mean value.
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