AWWA-B406-2006.pdf
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1、The Authoritative Resource on Safe WaterSM ANSI/AWWA B406-06 (Revision of ANSI/AWWA B406-97) AWWA Standard Effective date: May 1, 2006. First edition approved by AWWA Board of Directors Jan. 23, 1961. This edition approved Feb. 12, 2006. Approved by American National Standards Institute Dec. 22, 200
2、5. Ferric Sulfate Advocacy Communications Conferences Education and Training ?Science and Technology Sections 6666 West Quincy Avenue Denver, CO 80235-3098 T 800.926.7337 www.awwa.org Copyright American Water Works Association Provided by IHS under license with AWWA Licensee=IHS Employees/1111111001
3、, User=Wing, Bernie Not for Resale, 03/21/2007 03:28:29 MDTNo reproduction or networking permitted without license from IHS -,-,- ii AWWA Standard This document is an American Water Works Association (AWWA) standard. It is not a specification. AWWA standards describe minimum requirements and do not
4、contain all of the engineering and administrative information normally contained in specifications. The AWWA standards usually contain options that must be evaluated by the user of the standard. Until each optional feature is specified by the user, the product or service is not fully defined. AWWA p
5、ublication 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 entirely voluntary. AWWA standards are intended to represent a consensus of the water supply industry that the product described
6、will provide satisfactory service. When AWWA revises or withdraws this standard, an official notice of action will be placed on the first page of the classified advertising section of Journal AWWA. The action becomes effective on the first day of the month following the month of Journal AWWA publica
7、tion of the official notice. American 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
8、of an American National Standard does 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. American National Standards are subject to periodic r
9、eview, and users are cautioned to obtain 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 part
10、icular American National Standards. CAUTION NOTICE: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 th
11、at action be taken to reaffirm, 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, Fo
12、urth Floor, New York, NY 10036; (212) 642-4900. Science and Technology AWWA unites the entire water community by developing and distributing authoritative scientific and technological knowledge. Through its members, AWWA develops industry standards for products and processes that advance public heal
13、th and safety. AWWA also provides quality improvement programs for water and wastewater utilities. 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
14、system, except in the form of brief excerpts or quotations for review purposes, without the written permission of the publisher. Copyright 2006 by American Water Works Association Printed in USA Copyright American Water Works Association Provided by IHS under license with AWWA Licensee=IHS Employees
15、/1111111001, User=Wing, Bernie Not for Resale, 03/21/2007 03:28:29 MDTNo reproduction or networking permitted without license from IHS -,-,- iii Committee Personnel The AWWA Subcommittee on Ferric SulfateFerrous Sulfate, which developed this stan- dard, had the following personnel at the time: Gene
16、Shull, Chair T.A. Barber Jr., Coca-Cola Company, Atlanta, Ga.(AWWA) J.E. Brown, Southern Ionics Inc., Whitney, Texas(AWWA) D.E. Gordon, QC Corporation, Baltimore, Md.(AWWA) M.E. Kenney, Hobart, Ind.(AWWA) P.J. Olson,* Standards Engineer Liaison, AWWA, Denver, Colo.(AWWA) C.L. Payne, Synergy Producti
17、on Inc., Reisterstown, Md.(AWWA) G. Shull, Kemiron Inc., Houston, Texas(AWWA) B.H. Wilder, Daytona Beach, Fla.(AWWA) The AWWA Standards Committee on Iron Salts, Aluminum Salts, and Related Coagulant Aids, which reviewed and approved this standard, had the following personnel at the time of approval:
18、 J.P. Corless, Chair Gene Shull, Vice Chair General Interest Members M.B. Alvarez, CH2M Hill, Orlando, Fla.(AWWA) K.K. Au, Greeley it shall not exceed 0.5 percent on a basis of 10.0 percent ferric iron in liquid ferric sulfate unless otherwise specified by the purchaser. 4.2.3Water-insoluble matter.
19、Not more than 6.5 percent of the dry ferric sulfate shall be insoluble in water and not more than 0.1 percent shall be insoluble in liquid ferric sulfate unless agreed on by the purchaser. 4.2.4Free acid.Dry ferric sulfate shall contain free acid, but it shall not exceed 4.5 percent as H2SO4. Liquid
20、 ferric sulfate shall contain not more than 3.5 percent free acidity as H2SO4 or as agreed on by the supplier and purchaser. 4.2.5Chlorides.Not more than 10 ppm chloride shall be present per 1 percent of ferric iron content at 100F (38C). Sec. 4.3Impurities 4.3.1General impurities.Ferric sulfate con
21、forming to this standard shall contain no substances in quantities capable of producing deleterious or injurious effects on the health of those consuming water that has been properly treated with ferric sulfate. 4.3.2Product certifications.Ferric sulfate is a direct additive used in the treatment of
22、 potable water. This material should be certified as suitable for contact with or treatment of drinking water by an accredited certification organization in accordance with NSF/ANSI 60. Evaluation shall be accomplished in accordance with requirements that are no less restrictive than those listed in
23、 NSF/ANSI 60. Certification shall be accomplished by a certification organization accredited by the American National Standards Institute. Copyright American Water Works Association Provided by IHS under license with AWWA Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/21/200
24、7 03:28:29 MDTNo reproduction or networking permitted without license from IHS -,-,- 4AWWA B406-06 SECTION 5:VERIFICATION Sec. 5.1Sampling 5.1.1Sampling point.Samples shall be taken at the point of destination. 5.1.2Dry ferric sulfate. 5.1.2.1If dry ferric sulfate is handled by conveyor or elevator,
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