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AWWA B407-24 Liquid Ferric Chloride, 2024
- Foreword [Go to Page]
- I. Introduction. [Go to Page]
- I.A. Background. Ferric chloride is commercially available in two solid forms, hexahydrate and anhydrous, and in liquid form. This standard describes ferric chloride in aqueous (liquid) form for use in the treatment of municipal and industrial water suppl [Go to Page]
- I.B. History. In 1977, the AWWA Water Quality Division recommended to the AWWA Standards Council that a standard for ferric chloride be prepared. The Standards Council authorized the development of a ferric chloride standard on May 12, 1977. The first edi [Go to Page]
- I.C. Acceptance. In May 1985, the US Environmental Protection Agency (USEPA) entered into a cooperative agreement with a consortium led by NSF International (NSF) to develop voluntary third-party consensus standards and a certification program for direct
- II. Special Issues. [Go to Page]
- II.A. Storage and Handling Precautions. Liquid ferric chloride is an orange-brown aqueous solution that is acidic and corrosive to common metals. Suitable materials for construction of storage and handling facilities include titanium, tantalum, synthetic- [Go to Page]
- II.B. Basis for Payment. The basis for payment shall be the dry weight equivalent of ferric chloride supplied. [Go to Page]
- II.C. General Guide to the User. Some liquid chemical products can amass minor or sometimes critical amounts of solid materials throughout user product handling systems while adhering to those general product requirements set forth in Sec. 4. These materi
- III. Use of This Standard. It is the responsibility of the user of an AWWA standard to determine that the products described in that standard are suitable for use in the particular application being considered. [Go to Page]
- III.A. Purchaser Options and Alternatives. This standard for liquid ferric chloride permits a wide range of ferric chloride concentration. The purchaser should be aware of the wide range of water weight relative to the shipping cost. [Go to Page]
- III.B. Modification to Standard. Any modification of the provisions, definitions, or terminology in this standard must be provided by the purchaser.
- IV. Major Revisions. Major revisions to the standard in this edition include the following:
- V. Comments. If you have any comments or questions about this standard, please call AWWA Engineering and Technical Services at 303.794.7711; write to the department at 6666 West Quincy Avenue, Denver, CO 80235-3098; or e-mail at standards@awwa.org.
- AWWA Standard
- SECTION 1: GENERAL
- Sec. 1.1 Scope
- Sec. 1.2 Purpose
- Sec. 1.3 Application
- SECTION 2: REFERENCES
- SECTION 3: DEFINITIONS
- SECTION 4: REQUIREMENTS
- Sec. 4.1 Physical Requirements
- Sec. 4.2 Chemical Requirements
- Sec. 4.3 Impurities*
- SECTION 5: VERIFICATION
- Sec. 5.1 Sampling
- Sec. 5.2 Test Procedures—General
- Sec. 5.3 Specific Gravity
- Sec. 5.4 Total Insoluble Matter
- Sec. 5.5 Total Iron
- Sec. 5.6 Ferrous Iron
- Sec. 5.7 Percent Ferric Chloride
- Sec. 5.8 Acidity
- Sec. 5.9 Iron Alternative Method
- Sec. 5.10 Ferrous Iron Alternative Method
- Sec. 5.11 Ferric Iron Alternative Method
- Sec. 5.12 Notice of Nonconformance
- SECTION 6: DELIVERY
- Sec. 6.1 Marking*
- Sec. 6.2 Packaging and Shipping
- Sec. 6.3 Affidavit of Compliance or Certified Analysis [Go to Page]
