IEC 62321-3-2:2020

Determination of certain substances in electrotechnical products - Part 3-2: Screening - Fluorine, bromine and chlorine in polymer and electronics by combustion-ion chromatography (C-IC)

IEC 62321-3-2:2020

Name:IEC 62321-3-2:2020   Standard name:Determination of certain substances in electrotechnical products - Part 3-2: Screening - Fluorine, bromine and chlorine in polymer and electronics by combustion-ion chromatography (C-IC)
Standard number:IEC 62321-3-2:2020   language:English language
Release Date:29-Jun-2020   technical committee:TC 111 - Environmental standardization for electrical and electronic products and systems
Drafting committee:WG 3 - TC 111/WG 3   ICS number:01 - GENERALITIES. TERMINOLOGY. STANDARDIZATION. DOCUMENTATION

IEC 62321-3-2
Edition 2.0 2020-06
REDLINE VERSION
INTERNATIONAL
STANDARD
colour
inside
HORIZONTAL STANDARD
Determination of certain substances in electrotechnical products –
Part 3-2: Screening – Fluorine, chlorine and total bromine in polymers and
electronics by combustion-ion chromatography (C-IC)





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IEC 62321-3-2
Edition 2.0 2020-06
REDLINE VERSION
INTERNATIONAL
STANDARD
colour
inside
HORIZONTAL STANDARD
Determination of certain substances in electrotechnical products –

Part 3-2: Screening – Fluorine, chlorine and total bromine in polymers and

electronics by combustion-ion chromatography (C-IC)

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 13.020.01; 43.040.10 ISBN 978-2-8322-8590-9

– 2 – IEC 62321-3-2:2020 RLV © IEC 2020
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 Scope . 8
2 Normative references . 9
3 Terms, definitions and abbreviated terms . 9
3.1 Terms and definitions . 9
3.2 Abbreviated terms . 11
4 Principle . 12
4.1 Overview.
4.2 Principle of test .
5 Reagents and materials . 12
6 Apparatus . 14
7 Sampling . 15
8 Procedure . 15
8.1 Combustion. 15
8.2 IC analysis . 16
8.3 Blank test . 16
8.4 Cleaning and recalibration . 16
8.5 Calibration . 16
8.6 Measurement of the sample . 17
8.7 Interference . 17
9 Calculation . 17
10 Precision . 18
11 Quality assurance and control . 19
11.1 General . 19
11.2 Limits of detection (LOD) and limits of quantification (LOQ) . 20
12 Test report . 21
Annex A (informative) Screening for fluorine, chlorine, bromine and iodine in polymers
and electronics by oxygen bomb combustion-ion chromatography . 22
A.1 General . 22
A.2 Principle . 22
A.3 Reagents and materials . 22
A.4 Apparatus . 23
A.5 Sampling. 23
A.6 Procedure . 24
A.6.1 General . 24
A.6.2 Choice of the absorption solution . 24
A.6.3 Preparation of the bomb . 25
A.6.4 Combustion . 25
A.6.5 Collection of the bromine halides . 25
A.6.6 Cleaning procedure . 26
A.7 Ion chromatographic analysis . 26
A.8 Calculation . 26
A.9 Quality assurance and control and test report . 27

Annex B (informative) Screening for fluorine, chlorine, bromine and iodine in polymers
and electronics by oxygen flask combustion-ion chromatography . 28
B.1 General . 28
B.2 Principle . 28
B.3 Reagents and materials . 28
B.4 Apparatus . 28
B.5 Sampling. 29
B.5.1 General . 29
B.5.2 Solid and paste-like samples . 29
B.5.3 Liquid samples . 29
B.6 Procedure . 29
B.6.1 General . 29
B.6.2 Choice of the absorption solution . 29
B.6.3 Combustion . 30
B.7 Ion chromatographic analysis, calculation, quality assurance and control and
test report . 30
Annex C (informative) Example of a combustion device and IC system . 31
Annex D (informative) Screening for iodine in polymers and electronics by
combustion-ion chromatography (C-IC) . 32
D.1 General . 32
D.2 Principle . 32
D.3 Reagents and materials . 32
D.4 Apparatus . 33
D.5 Sampling. 34
D.6 Procedure . 34
D.6.1 Combustion . 34
D.6.2 IC analysis . 35
D.6.3 Blank test . 35
D.6.4 Cleaning and recalibration . 35
D.6.5 Calibration . 35
D.7 Measurement of the sample . 36
D.8 Interference . 36
D.9 Calculation . 36
Annex E (informative) Results of international interlaboratory study
#4A (IIS 4A) (IIS 4A and IIS 3-2) . 38
Annex F (informative) Additional results of TG 3-2 test . 41
Annex G (informative) Additional validation data . 43
Annex H (informative) Additional IC data . 45
Bibliography . 47

Figure A.1 – Example of oxygen bomb combustion device . 27
Figure B.1 – Example of oxygen flask combustion device . 30
Figure B.2 – Example of wrapping of sample . 30
Figure C.1 – Example of a combustion device connected to an ion chromatograph (IC) . 31
Figure C.2 – Example of ion chromatographic system . 31
Figure H.1 – Example of a chromatogram of the standard solution (4 mg/kgl of each
standard) by IC . 45

– 4 – IEC 62321-3-2:2020 RLV © IEC 2020
Table 1 – Tested concentration ranges for fluorine by C-IC in PC . 8
Table 2 – Tested concentration ranges for chlori
...

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