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GB/T 23835.10-2009: Lithium perchlorate anhydrous -- Part 10: Determination of iron content
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| GB/T 23835.10-2009 | English | 189 |
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Lithium perchlorate anhydrous -- Part 10: Determination of iron content
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GB/T 23835.10-2009
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Basic data | Standard ID | GB/T 23835.10-2009 (GB/T23835.10-2009) | | Description (Translated English) | Lithium perchlorate anhydrous -- Part 10: Determination of iron content | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G10 | | Classification of International Standard | 71.060.01 | | Word Count Estimation | 8,830 | | Date of Issue | 2009-05-18 | | Date of Implementation | 2010-02-01 | | Regulation (derived from) | PRC National Standard Approval Announcement 2009 No.6 (Total No.146) | | 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 anhydrous perchloric acid method for determination of lithium iron approach feeds, safety tips, general provisions, reagents, instruments, equipment, analysis steps and calculations. This section applies to the determination of lithium perchlorate anhydrous iron content. Minimum detectable concentration of 0. 08mg/L. | GB/T 23835.10-2009: Lithium perchlorate anhydrous -- Part 10: Determination of iron content---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.
Lithium perchlorate anhydrous Part 10. Determination of iron content
ICS 71.060.01
G10
National Standards of People's Republic of China
Anhydrous lithium perchlorate
Part 10. Determination of iron content
Posted 2009-05-18
2010-02-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 23835 "anhydrous lithium perchlorate" is divided into 13 parts.
--- Part 1. anhydrous lithium perchlorate technical requirements;
--- Part 2. Determination of the content of lithium perchlorate;
--- Part 3. Determination of moisture;
--- Part 4. Determination of water-insoluble matter content;
--- Part 5. Determination of chloride content;
--- Part 6. Determination of chlorate content;
--- Part 7. Determination of sulfate content;
--- Part 8. Determination of potassium and sodium content;
--- Part 9. Determination of calcium content;
--- Part 10. Determination of iron content;
--- Part 11. Determination of lead content;
--- Part 12. Determination of total nitrogen content;
--- Part 13. Determination of clarity.
This section GB/T 23835 Part 10.
This part is proposed by the China Petroleum and Chemical Industry Association.
This part of the National Standardization Technical Committee chemical inorganic chemicals Club (SAC/TC63/SC1) centralized.
This part of the main drafting unit. Xinjiang Institute of Nonferrous Metals, CNOOC Tianjin Chemical Research & Design Institute.
The main drafters of this section. Guan Yuzhen, Wang Hongchuan, Red Army, Lu Siwei.
This section first release.
Anhydrous lithium perchlorate
Part 10. Determination of iron content
1 Scope
This section provides anhydrous perchloric acid method for the determination of lithium iron approach feeds, safety tips, general provisions, reagents, apparatus, equipment,
Analysis procedures and results of calculations.
This section applies to anhydrous lithium perchlorate in the determination of iron content, the minimum detectable concentration was 0.08mg/L.
2 Normative references
The following documents contain provisions which, through reference GB/T 23835 in this section 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 6682-2008 analytical laboratory use specifications and test methods (ISO 3696. 1987, MOD)
Preparation of HG/T 3696.2 inorganic chemical products, chemical analysis of impurity standard solution
Preparations of HG/T 3696.3 inorganic chemical products, chemical analysis
3 Method summary
After the sample is dissolved in an acidic medium, the sample with added iron ions thiocyanate color extraction with tributyl phosphate, the color was
Colorimetric determination.
4 Safety Tips
Reagents used in this test method has a poisonous and corrosive, the operator must be careful! Should immediately splashed on the skin, such as
Rinse water, severe cases should be treated immediately.
5 General Provisions
This part of the reagents and water in the absence of other requirements specified, refers to two analytical reagent and GB/T 6682-2008 specified in
water. Impurities used in the test standard solution, preparations and products, did not indicate when the other requirements, according to HG/T 3696.2, HG/T 3696.3
Provisions prepared.
6 Reagents
6.1 hydrochloric acid;
6.2 tributyl phosphate;
6.3 Ammonium thiocyanate.200g/L;
6.4 iron standard solution Ⅰ. 1mL solution containing iron (Fe) 0.10mg;
Pipette Pipette 10mL calcium standard solution according to HG/T 3696.2 prepared, placed in 100mL volumetric flask, dilute to the mark with water
Degree, shake.
6.5 iron standard solution Ⅱ. 1mL solution containing iron (Fe) 0.002mg;
Pipette Pipette 2.00mL iron standard solution Ⅰ, set 100mL flask, diluted with water to the mark. The solution now
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