ISO INTERNATIONAL STANDARD 10712 First edition 1995-12-15 Water quality Pseudomonas putida growth inhibition test (Pseudomonas cell multiplication inhibition test) Qualitedel'eau Essai d'inhibition de la croissance de Pseudomonas putida (essai d'inhibition de la muftiplication des cellules de Pseudomonas) TSO Reference number ISO10712:1995(E) No reproductic networking permitted without license from IHS IS010712:1995(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 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 (tEC) on all matters of electrotechnical standardization. circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. ISO/TC 147, Water quality, Subcommittee SC 5, Biological methods. Annexes A and B of this International Standard are for information only ISO1995 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by, any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. International Organizationfor Standardization Case Postale 56. CH-1211 Geneve 20· Switzerland Printed in Switzerland ii Not for Resale C ISO ISO 10712:1995(E) Introduction The bacterium Pseudomonas putida is used as an organism representative of heterotrophic microorganisms in fresh water. CopyrightInemationarganizatinStandardzation No reproductionor netwvorking permited withou license from IHs Not for Resale