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About This Item


Full Description

This standard covers fluorosilicic acid (H2SiF6) for water supply service application. The main purpose of this standard is to provide purchasers, manufacturers, and suppliers with the minimum requirements for fluorosilicic acid, including physical, chemical, packaging, shipping, and testing requirements. Major changes made in this revision of the standard include the following: The format has been changed to current style for AWWA standards; The acceptance clause (Sec. I.C) and the definitions of parties (Sec. 3) have been revised to approved wording; Editorial revisions have been included throughout the standard; The name of the compound which is the subject of the standard has been changed from hydrofluorosilicic acid to fluorosilicic acid, which is the internationally recognized name; and A statement regarding hydrofluoric acid content in fluorosilicic acid has been deleted from the foreword and added to Sec. 4.3.2, Impurities, in the standard.

This addendum to ANSI/AWWA B703-94 Standard for Fluorosilicic Acid revises or replaces Page v, Sec. I.C; Page vii, Sec. III.A; and Page 2, Sec. 4.3.


Document History

  1. AWWA B703-19

    Fluorosilicic Acid

    • Most Recent
  2. AWWA B703-11

    Fluorosilicic Acid

    • Historical Version
  3. AWWA B703-06

    Fluorosilicic Acid, Includes Addendum (2008)

    • Historical Version
  4. AWWA B703-00

    Fluorosilicic Acid

    • Historical Version
  5. AWWA B703-94


    Fluorosilicic Acid (includes addendum B703a-97)

    • Historical Version