GB/T 10259-2013 English PDF

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GB/T 10259-2013: Liquid-scintillation counting system
Status: Valid

GB/T 10259: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 10259-2013	349	Add to Cart	3 days	Liquid-scintillation counting system	Valid
GB/T 10259-1998	399	Add to Cart	3 days	Liquid-scintillation counting system	Obsolete
GB/T 10259-1988	RFQ	ASK	3 days	Liquid-scintillation counting system	Obsolete

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Basic data

Standard ID: GB/T 10259-2013 (GB/T10259-2013)
Description (Translated English): Liquid-scintillation counting system
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: F87
Classification of International Standard: 17.240
Word Count Estimation: 15,187
Older Standard (superseded by this standard): GB/T 10259-1998
Quoted Standard: GB/T 191-2008; GB/T 4078-2008; GB/T 8993-1998; GB 9706.1-2007; GB/T 10257-2001; GB 11806-2004; GB 18871-2002; GB/T 19661.2-2005
Regulation (derived from): National Standards Bulletin 2013 No. 2
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 technical requirements of a liquid scintillation counter, test methods, inspection rules and signs, packaging, transport, storage and accompanying documents. This standard applies to a liquid scintillation counter (hereinafter

GB/T 10259-2013: Liquid-scintillation counting system

---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.
Liquid-scintillation counting system ICS 17.240 F87 National Standards of People's Republic of China Replacing GB/T 10259-1998 Liquid scintillation counter Issued on. 2013-02-07 2013-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ Introduction Ⅱ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 2 Technical Requirements Test Method 4 5 6 7 inspection rules 7 signs, packaging, transportation, storage and accompanying documents 8 Appendix A (informative) Test Method repeatability standard deviation of 9 Reference 10 Table 1 liquid scintillation counter background count rate, detection efficiency and 24h instability 2 Table 2 χ2 test value 3 Table 3 Effect of the amount of error in liquid scintillation counter 4 Table 4 Reference conditions and standard test conditions and normal atmospheric conditions 4 Table 5 List of liquid scintillation counter test items 7

Foreword

This standard GB/T 1.1-2009 given rule drafting. This standard replaces GB/T 10259-1998 "liquid scintillation counting system," compared with the GB/T 10259-1998 main technical changes are as follows. --- The standard name be changed to "liquid scintillation counter," Concepts involved amended accordingly; --- Introduction to increase and simplify Chapter 1, a liquid scintillation counter instructions included in the introduction; --- Chapter 2, "Normative references", the latest files and add new files; --- Terms and definitions of "organic solutes flashing" to "flicker substance" (see 3.7); --- Cancel "rated operating conditions" (see the 1998 edition 4.3); --- Modify the table Ⅱ, Ⅲ three product 24h instability of the indicator 1 (see 4.3); --- "And affect the amount of the technical characteristics related to" in accordance with GB/T 8993-1998 "Nuclear instruments - Environmental conditions and testing methods" 4.2.2a) and 4.2.6e), c) the environmental conditions specified groups, according to Table 1 and Table 3.1 require modification of this standard in Table 3 "Temperature" and "relative humidity" two influence quantity the rated range; the "Additional error" to "affect the amount of error" (see 4.7); --- "Standard test conditions" in accordance with the GB/T 8993-1998 requirements in Table 8 of this revised standard in Table 4, "relative humidity" of Standard test conditions and "environmental radiation" reference conditions (see 5.1.1); --- Increasing the repeatability standard deviation of the method, which was written in Appendix A (informative); --- Increase in radiation safety requirements and test methods for the outer surface of the instrument (see 4.5.2 and 5.6.2); --- "Inspection rules" in accordance with the GB/T 10257-2001 5.1 requirements of the revised standard test sequence in Table 5 and points Group (see Chapter 6). The standard proposed by the Defense Science and Technology Industrial Development Bureau. This standard by the National Nuclear Instrument Standardization Technical Committee (SAC/TC30) centralized. This standard was drafted. Xi'an Nuclear Instrument Factory. The main drafters of this standard. Sun Liping, Yang Niying, Ren Min. This standard replaces the previous standard release follows. --- GB 10259-1988, GB/T 10259-1998.

Introduction

Liquid scintillation counter is radioactive sample to be tested was mixed with a scintillator to measure the radioactivity of the sample counting system, its base The composition is as follows. --- Sample transfer mechanism by a mechanical drive mechanism and control part of; --- By the sample measurement chamber and photomultiplier tubes and other components of the radiation detection system; --- Line circuit by the electronics, amplifiers, pulse height analyzer and timing counters in line with the composition of counting systems; --- Data processing system. Liquid scintillation counter

1 Scope

This standard specifies the liquid scintillation counter of technical requirements, test methods, inspection rules and signs, packaging, transportation, storage and accompanying file. This standard applies to liquid scintillation counter (hereinafter referred to as the instrument). This standard does not include having a quenching activity calculation of unknown samples.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 191-2008 Packaging - Pictorial signs GB/T 4078-2008 radioactivity measurement sample tray, bottles and test tubes of dimensions GB/T 8993-1998 nuclear instruments - Environmental conditions and testing procedures GB 9706.1-2007 Medical electrical equipment - Part 1. General requirements for safety GB/T 10257-2001 nuclear instruments and nuclear radiation detectors Quality inspection rule GB 11806-2004 safe transport of radioactive materials regulations GB 18871-2002 ionizing radiation protection and safety of radiation sources basic standards GB/T 19661.2-2005 nuclear equipment and systems - Safety requirements - Part 2. radiation protection requirements

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Check the sample radioactivity radioactivitychecksample Departments authorized by the state measurement of radioactive liquid containing specific radionuclide scintillation solution was sealed samples. 3.2 The bottom sample backgroundsample Non-radioactive substances, no quenching liquid scintillation solution was sealed samples. 3.3 Count Road countingchannel On the pulse amplitude analyzer, pulse amplitude range of the predetermined threshold. 3.4 Detection efficiency detectionefficency Relationship between the measured value and examine the source activity between the instrument's measurement. 3.5 Background count rate backgroundcountingrate When measuring the background sample count rate recorded by instruments. ......

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