AWWA B703-2011 Fluorosilicic Acid.pdf
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1、 ANSI/AWWA B703-11 (Revision of ANSI/AWWA B703-06) AWWA Standard Effective date: Nov. 1, 2011. First edition approved by AWWA Board of Directors July 30, 1954. This edition approved June 12, 2011. Approved by American National Standards Institute Aug. 17, 2011. 6666 West Quincy Avenue Advocacy Denve
2、r, CO 80235-3098 Communications T 800.926.7337 Conferences www.awwa.org Education and TrainingScience and TechnologySections The Authoritative Resource on Safe WaterFluorosilicic Acid SM Copyright 2011 American Water Works Association. All Rights Reserved. ii AWWA Standard This document is an Americ
3、an Water Works Association (AWWA) standard. It is not a specification. AWWA standards describe minimum requirements and do not contain all of the engineering and administrative information normally contained in specifi- cations. The AWWA standards usually contain options that must be evaluated by th
4、e user of the standard. Until each optional feature is specified by the user, the product or service is not fully defined. AWWA publication of a standard does not constitute endorsement of any product or product type, nor does AWWA test, certify, or approve any product. The use of AWWA standards is
5、entirely voluntary. This standard does not supersede or take precedence over or displace any applicable law, regulation, or codes of any governmental authority. AWWA standards are intended to represent a consensus of the water supply industry that the product described will provide satisfactory serv
6、ice. When AWWA revises or withdraws this standard, an official notice of action will be placed on the first page of the Official Notice section of Journal AWWA. The action becomes effective on the first day of the month following the month of Journal AWWA publication of the official notice. American
7、 National Standard An American National Standard implies a consensus of those substantially concerned with its scope and provisions. An American National Standard is intended as a guide to aid the manufacturer, the consumer, and the general public. The existence of an American National Standard does
8、 not in any respect preclude anyone, whether that person has approved the standard or not, from manufacturing, marketing, purchasing, or using products, processes, or procedures not conforming to the standard. Ameri- can National Standards are subject to periodic review, and users are cautioned to o
9、btain the latest editions. Producers of goods made in conformity with an American National Standard are encouraged to state on their own responsibility in advertising and promotional materials or on tags or labels that the goods are produced in conformity with particular American National Standards.
10、 Caution n oti Ce : The American National Standards Institute (ANSI) approval date on the front cover of this standard indicates completion of the ANSI approval process. This American National Standard may be revised or withdrawn at any time. ANSI procedures require that action be taken to reaffirm,
11、 revise, or withdraw this standard no later than five years from the date of publication. Purchasers of American National Standards may receive current information on all standards by calling or writing the American National Standards Institute, 25 West 43rd Street, Fourth Floor, New York, NY 10036;
12、 (212) 642-4900, or e-mailing infoansi.org. All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information or retrieval system, except in the form of brief excerpts or quotati
13、ons for review purposes, without the written permission of the publisher. Copyright 2011 by American Water Works Association Printed in USA Copyright 2011 American Water Works Association. All Rights Reserved. iii Committee Personnel The AWWA Standards Committee on Fluorides, which reviewed and appr
14、oved this standard, had the following personnel at the time of approval: David W. Heumann, Chair Gus Navar, Secretary General Interest Members F. Barker, Department of Public HealthRadiation Control Program, Dorchester, Mass. (NEW WA) K. Duchon, Centers for Disease Control and Prevention, Atlanta, G
15、a. (USCDC) H.C. Liang, Tetra Tech, Denver, Colo. (AWWA) M.L. Magnant, Department of Public Health, Des Moines, Iowa (AWWA) C. Marcos, Northeast Pump June 18, 1971; Jan. 30, 1984; Jan. 29, 1989; Jan. 30, 1994; Jan. 23, 2000; and Feb. 12, 2006. This edition was prepared by the AWWA Standards Committee
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