GB/T 23835.2-2009 English PDF

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GB/T 23835.2-2009: Lithium perchlorate anhydrous -- Part 2: Determination of lithium perchlorate anhydrous content
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23835.2-2009	189	Add to Cart	3 days	Lithium perchlorate anhydrous -- Part 2: Determination of lithium perchlorate anhydrous content	Valid

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Basic data

Standard ID: GB/T 23835.2-2009 (GB/T23835.2-2009)
Description (Translated English): Lithium perchlorate anhydrous -- Part 2: Determination of lithium perchlorate anhydrous content
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G10
Classification of International Standard: 71.060.01
Word Count Estimation: 8,851
Date of Issue: 2009-05-18
Date of Implementation: 2010-02-01
Regulation (derived from): 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 method for determination of the feed content of lithium perchlorate, safety tips, general provisions, reagents, instruments, equipment, analysis steps and calculations. This section applies to the determination of lithium perchlorate in anhydrous lithium perchlorate content.

GB/T 23835.2-2009: Lithium perchlorate anhydrous -- Part 2: Determination of lithium perchlorate anhydrous 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 2. Determination of lithium perchlorate anhydrous content ICS 71.060.01 G10 National Standards of People's Republic of China Anhydrous lithium perchlorate Part 2. Determination of the content of lithium perchlorate 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 2. 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 2. Determination of the content of lithium perchlorate

1 Scope

This section provides a method for determination of lithium perchlorate summary content, safety tips, general provisions, reagents, instruments, equipment, analytical step Procedure and results of calculations. This section applies to the determination of lithium perchlorate in anhydrous lithium perchlorate content.

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)

3 Method summary

Samples dissolved in water, was added tetrakis phosphine benzene, perchlorate and tetraphenyl phosphine chloride to form a precipitate insoluble in water, filtered through a sintered glass crucible The precipitate, after 100 ℃ drying weighed to obtain the content of lithium perchlorate.

4 Safety Tips

Reagents and solutions used in this test method are toxic, the operator must be careful! As splashed on the skin should immediately wash with water, Yan In severe cases should be treated immediately.

5 General Provisions

This part of the reagents and water, did not indicate when the other requirements, refer to three analytical reagent and GB/T 6682-2008 specified Grade water.

6 Reagents

Chloride, tetraphenyl phosphine (TPPCI). 0.1mol/L solution. Weigh chloride, tetraphenyl phosphine 3.7484g, placed in 100mL beaker, dissolved in water. Transferred to 100mL volumetric flask, dilute to the mark with water Degree, shake.

7 instruments and equipment

7.1 Sand glass crucible. filter plate pore size 5μm ~ 15μm; 7.2 electric oven. the temperature can be controlled at 100 ℃ ± 2 ℃; 7.3 vacuum filtration apparatus (see Figure 1). ......

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