GB/T 22662.7-2008 English PDF

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GB/T 22662.7-2008: Chemical analysis methods of potassium fluotitanate -- Part 7: Determination of lead content -- Flame atomic absorption spectrometric method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 22662.7-2008	149	Add to Cart	2 days	Chemical analysis methods of potassium fluotitanate -- Part 7: Determination of lead content -- Flame atomic absorption spectrometric method	Valid

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Basic data

Standard ID: GB/T 22662.7-2008 (GB/T22662.7-2008)
Description (Translated English): Chemical analysis methods of potassium fluotitanate -- Part 7: Determination of lead content -- Flame atomic absorption spectrometric method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H61
Classification of International Standard: 77.120.10
Word Count Estimation: 5,557
Date of Issue: 2008-12-29
Date of Implementation: 2009-11-01
Quoted Standard: GB/T 22662.1-2008
Regulation (derived from): National Standard Approval Announcement 2008 No.23 (Total No.136)
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 the determination of fluorine potassium titanate lead content. This section applies to the determination of fluorine potassium titanate lead content. Measurement range: �� 0 50%..

GB/T 22662.7-2008: Chemical analysis methods of potassium fluotitanate -- Part 7: Determination of lead content -- Flame atomic absorption spectrometric 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.
Chemical analysis methods of potassium fluotitanate Part 7. Determiantion of lead content Flame atomic absorption spectrometric method ICS 77.120.10 H61 National Standards of People's Republic of China Potassium titanate fluorine chemical analysis Part 7. Determination of lead content Flame Atomic Absorption Spectrometry Posted 2008-12-29 2009-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 22662 "potassium titanate fluorine chemical analysis method" is divided into nine sections. --- Part 1. Preparation and storage of test samples; --- Part 2. Determination of the weight of water in the wet method; --- Part 3. Determination of fluorine potassium titanate ammonium ferric sulfate volumetric method; --- Part 4. Determination of silicon content - Molybdenum blue spectrophotometric method; --- Part 5. Determination of calcium content by flame atomic absorption spectrometry; --- Part 6. Determination of iron content by flame atomic absorption spectrometry; --- Part 7. Determination of lead content by flame atomic absorption spectrometry; --- Part 8. Determination of the chlorine content of mercuric nitrate volumetric method; --- Part 9. Determination of phosphorus pentoxide content - Molybdenum blue spectrophotometric method. This is Part 7 GB/T 22662 of. This part is proposed by the China Nonferrous Metals Industry Association. The non-ferrous metal part by the National Standardization Technical Committee. This section is drafted. Fluoride Chemicals Co., Ltd. Participated in the drafting of this section. Hunan Nonferrous fluorine chemical limited liability company, Aluminum Corporation of China Zhengzhou Research Institute, Hengyang City State Friends of Chemical Technology Co., Ltd. The main drafters of this section. Xue Xu Jin, Chen Yichun, Shi Xiuhua, Li Yongqiang, BU Law See Liu Tsz Jun, Zhu Liang, Li Zhijian, Lan Wen Hui, Du Xiaojuan, Liu Zhihong Huang Ju in particular, Liu Min. Potassium titanate fluorine chemical analysis Part 7. Determination of lead content Flame Atomic Absorption Spectrometry

1 Scope

This section GB/T 22662 specifies the method for determination of fluorine potassium titanate of lead content. This section applies to the determination of fluorine potassium titanate of lead content. Measuring range. ≤0.50%.

2 Normative references

The following documents contain provisions which, through reference GB/T 22662 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 22662.1-2008 fluorine potassium titanate chemical analysis methods - Part 1. Preparation and storage of test samples

3 Method summary

Sample with nitric acid, hydrochloric acid decomposition, atomic absorption spectrometer at a wavelength of 283.3nm, air - acetylene flame measured lead content.

4 Reagents

4.1 Nitric acid. 63%. 4.2 HCl. ρ1.19g/mL. Nitrate 4.3. 1 + 1. 4.4 Lead standard solution. Accurately weigh 0.1603g lead nitrate, plus 2mL nitric acid (4.1), add a small amount of water dissolved and transferred to 1000mL capacity Bottle, diluted with water to the mark, shake, this solution 1mL containing 0.0100mg lead. 5. Apparatus Atomic absorption spectrometer, with a lead hollow cathode lamp.

6 Sample

The specimen shall comply with GB/T 22662.1-2008 in 3.3 requirements.

7 Procedure

7.1 Sample Weigh 0.5g sample (6), accurate to 0.0001g. 7.2 Determination of the number of Independently measured twice and averaged. 7.3 blank test Along with sample blank test. ......

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