|
STANDARD 22195-3
First edition
2023-11
Textiles — Determination of index
ingredient from coloured textile —
Part 3:
Myrobalan
Textiles — Détermination d'indicateurs d'ingrédients de textiles
colorés —
Partie 3: Mirobolant
Reference number
ISO 22195-3:2023(E)
© ISO 2023
---------------------- Page: 1 ----------------------
ISO 22195-3:2023(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2023
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: [email protected]
Website: www.iso.org
Published in Switzerland
ii
© ISO 2023 – All rights reserved
---------------------- Page: 2 ----------------------
ISO 22195-3:2023(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 1
5 Reagent . 2
6 Apparatus . 2
7 Procedure .2
7.1 Standard preparation . 2
7.2 Preparation of test specimen . 2
7.3 Analysis . 3
7.4 Determination and calculation . 3
7.4.1 Determination of chebulagic acid . 3
7.4.2 Calibration curve. 3
7.4.3 Calculation of chebulagic acid . 3
8 Test report . 3
Annex A (informative) Example of test result . 5
iii
© ISO 2023 – All rights reserved
---------------------- Page: 3 -----------
...