Textiles — Determination of certain preservatives — Part 2: Determination of triclosan residues method using LC-MS/MS

This document specifies a method for determination of triclosan residues in textiles by high performance liquid chromatography — tandem mass spectrometry (HPLC-MS/MS). This method is applicable to all kinds of textile products.

Textiles — Détermination de certains conservateurs — Partie 2: Détermination des résidus de triclosan par une méthode utilisant LC-MS/MS

General Information

Status
Published
Publication Date
29-Oct-2020
Current Stage
6060 - International Standard published
Start Date
30-Oct-2020
Completion Date
30-Oct-2020
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ISO 22992-2:2020 - Textiles -- Determination of certain preservatives
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INTERNATIONAL ISO
STANDARD 22992-2
First edition
2020-10
Textiles — Determination of certain
preservatives —
Part 2:
Determination of triclosan residues
method using LC-MS/MS
Textiles — Détermination de certains conservateurs —
Partie 2: Détermination des résidus de triclosan par une méthode
utilisant LC-MS/MS
Reference number
ISO 22992-2:2020(E)
ISO 2020
---------------------- Page: 1 ----------------------
ISO 22992-2:2020(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2020

All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may

be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting

on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address

below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO 2020 – All rights reserved
---------------------- Page: 2 ----------------------
ISO 22992-2:2020(E)
Contents Page

Foreword ........................................................................................................................................................................................................................................iv

1 Scope ................................................................................................................................................................................................................................. 1

2 Normative references ...................................................................................................................................................................................... 1

3 Terms and definitions ..................................................................................................................................................................................... 1

4 Principle ........................................................................................................................................................................................................................ 1

5 Reagents ........................................................................................................................................................................................................................ 1

6 Apparatus and materials.............................................................................................................................................................................. 2

7 Test procedure ........................................................................................................................................................................................................ 2

7.1 Preparation of standard solution ............................................................................................................................................ 2

7.1.1 Standard stock solution ............................................................................................................................................. 2

7.1.2 Working solution ............................................................................................................................................................. 2

7.2 Preparation of test specimen ...................................................................................................................................................... 2

7.3 Ultrasonic wave extraction ........................................................................................................................................................... 2

7.4 Determination of triclosan ......... ................................................................................................................................................... 3

8 Blank test ...................................................................................................................................................................................................................... 3

9 Calculation .................................................................................................................................................................................................................. 3

10 Test report ................................................................................................................................................................................................................... 3

Annex A (informative) Test parameters by HPLC-MS/MS ............................................................................................................... 4

Annex B (informative) Statistical data of interlaboratory trial ................................................................................................ 6

© ISO 2020 – All rights reserved iii
---------------------- Page: 3 ----------------------
ISO 22992-2:2020(E)
Foreword

ISO (the International Organization for Standardization) is a worldwide federation of national standards

bodies (ISO member bodies). The work of preparing International Standards is normally carried out

through ISO technical committees. Each member body interested in a subject for which a technical

committee has been established has the right to be represented on that committee. International

organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.

ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of

electrotechnical standardization.

The procedures used to develop this document and those intended for its further maintenance are

described in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the

different types of ISO documents should be noted. This document was drafted in accordance with the

editorial rules of the ISO/IEC Directives, Part 2 (see www .iso .org/ directives).

Attention is drawn to the possibility that some of the elements of this document may be the subject of

patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of

any patent rights identified during the development of the document will be in the Introduction and/or

on the ISO list of patent declarations received (see www .iso .org/ patents).

Any trade name used in this document is information given for the convenience of users and does not

constitute an endorsement.

For an explanation of the voluntary nature of standards, the meaning of ISO specific terms and

expressions related to conformity assessment, as well as information about ISO's adherence to the

World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see www .iso .org/

iso/ foreword .html.
This document was prepared by Technical Committee ISO/TC 38, Textiles.
A list of all parts in the ISO 22992 series can be found on the ISO website.

Any feedback or questions on this document should be directed to the user’s national standards body. A

complete listing of these bodies can be found at www .iso .org/ members .html.
iv © ISO 2020 – All rights reserved
---------------------- Page: 4 ----------------------
INTERNATIONAL STANDARD ISO 22992-2:2020(E)
Textiles — Determination of certain preservatives —
Part 2:
Determination of triclosan residues method using LC-MS/

WARNING — This document calls for the use of substances and/or procedures that can be

injurious to health if adequate precautions are not taken. It refers only to technical suitability

and does not absolve the user from legal obligations relating to health and safety at any stage.

It has been assumed in the drafting of this document that the execution of its provisions is

entrusted to appropriately qualified and experienced people.
1 Scope
This document specifies a method for determination of triclosan residues in
...

DRAFT INTERNATIONAL STANDARD
ISO/DIS 22992-2
ISO/TC 38 Secretariat: JISC
Voting begins on: Voting terminates on:
2020-03-27 2020-06-19
Textiles — Determination of certain preservatives —
Part 2:
Determination of triclosan residues method using LC-MS/
ICS: 59.060.01
THIS DOCUMENT IS A DRAFT CIRCULATED
FOR COMMENT AND APPROVAL. IT IS
THEREFORE SUBJECT TO CHANGE AND MAY
NOT BE REFERRED TO AS AN INTERNATIONAL
STANDARD UNTIL PUBLISHED AS SUCH.
IN ADDITION TO THEIR EVALUATION AS
BEING ACCEPTABLE FOR INDUSTRIAL,
This document is circulated as received from the committee secretariat.
TECHNOLOGICAL, COMMERCIAL AND
USER PURPOSES, DRAFT INTERNATIONAL
STANDARDS MAY ON OCCASION HAVE TO
BE CONSIDERED IN THE LIGHT OF THEIR
POTENTIAL TO BECOME STANDARDS TO
WHICH REFERENCE MAY BE MADE IN
Reference number
NATIONAL REGULATIONS.
ISO/DIS 22992-2:2020(E)
RECIPIENTS OF THIS DRAFT ARE INVITED
TO SUBMIT, WITH THEIR COMMENTS,
NOTIFICATION OF ANY RELEVANT PATENT
RIGHTS OF WHICH THEY ARE AWARE AND TO
PROVIDE SUPPORTING DOCUMENTATION. ISO 2020
---------------------- Page: 1 ----------------------
ISO/DIS 22992-2:2020(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2020

All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may

be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting

on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address

below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Fax: +41 22 749 09 47
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO 2020 – All rights reserved
---------------------- Page: 2 ----------------------
ISO/DIS 22992-2:2020(E)
Contents Page

Foreword ........................................................................................................................................................................................................................................iv

1 Scope ................................................................................................................................................................................................................................. 1

2 Normative references ...................................................................................................................................................................................... 1

3 Terms and definitions ..................................................................................................................................................................................... 1

4 Principle ........................................................................................................................................................................................................................ 1

5 Reagents ........................................................................................................................................................................................................................ 1

6 Apparatus and materials.............................................................................................................................................................................. 2

7 Test procedure ........................................................................................................................................................................................................ 2

7.1 Preparation of standard solution ............................................................................................................................................ 2

7.1.1 Standard stock solution ............................................................................................................................................. 2

7.1.2 Working solution ............................................................................................................................................................. 2

7.2 Preparation of test specimen ...................................................................................................................................................... 2

7.3 Ultrasonic wave extraction ........................................................................................................................................................... 2

7.4 Determination of triclosan ......... ................................................................................................................................................... 3

8 Blank test ...................................................................................................................................................................................................................... 3

9 Calculation .................................................................................................................................................................................................................. 3

10 Test report ................................................................................................................................................................................................................... 3

Annex A (informative) Test parameters by HPLC-MS/MS ............................................................................................................... 4

Annex B (informative) Statistical data of interlaboratory trial ................................................................................................ 6

© ISO 2020 – All rights reserved iii
---------------------- Page: 3 ----------------------
ISO/DIS 22992-2:2020(E)
Foreword

ISO (the International Organization for Standardization) is a worldwide federation of national standards

bodies (ISO member bodies). The work of preparing International Standards is normally carried out

through ISO technical committees. Each member body interested in a subject for which a technical

committee has been established has the right to be represented on that committee. International

organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.

ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of

electrotechnical standardization.

The procedures used to develop this document and those intended for its further maintenance are

described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the

different types of ISO documents should be noted. This document was drafted in accordance with the

editorial rules of the ISO/IEC Directives, Part 2 (see www .iso .org/ directives).

Attention is drawn to the possibility that some of the elements of this document may be the subject of

patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of

any patent rights identified during the development of the document will be in the Introduction and/or

on the ISO list of patent declarations received (see www .iso .org/ patents).

Any trade name used in this document is information given for the convenience of users and does not

constitute an endorsement.

For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment,

as well as information about ISO's adherence to the World Trade Organization (WTO) principles in the

Technical Barriers to Trade (TBT) see the following URL: www .iso .org/ iso/ foreword .html.

The committee responsible for this document is Technical Committee ISO/TC 38, Textiles.

ISO 22992 consists of parts, under the general title Textiles —Determination of certain preservatives.

A list of all parts in the ISO 22992 series can be found on the ISO website
iv © ISO 2020 – All rights reserved
---------------------- Page: 4 ----------------------
DRAFT INTERNATIONAL STANDARD ISO/DIS 22992-2:2020(E)
Textiles — Determination of certain preservatives —
Part 2:
Determination of triclosan residues method using LC-MS/
...

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