The purpose of this standard is to provide the minimum requirements for fluorosilicic acid, including physical, chemical, sampling, packaging, shipping, and testing requirements.<\/p>\n
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| 7<\/td>\n | Foreword I.\tIntroduction. I.A.\tBackground.\u2003Community water fluoridation is an effective, safe, and relatively inexpensive way to prevent tooth decay. Since the first fluoridation installation during 1945, studies have shown that this method of fluoride delivery benefits Americans <\/td>\n<\/tr>\n | ||||||
| 8<\/td>\n | I.B.\tHistory.\u2003This standard was first published in the November 1954 issue of Journal AWWA as tentative, having been approved on July 30, 1954, by the AWWA Board of Directors. Subsequent revisions to ANSI\/AWWA B703 were approved on May 15, 1960; June 18, I.C.\tAcceptance.\u2003Products that are covered by this Standard should have certification in accordance with NSF\/ANSI Standard 60 and documentation on conformational testing to ANSI\/AWWA B703 criteria. <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | II.\tSpecial Issues. II.A.\tStorage, Handling, and Safety Precautions.\u2003Fluorosilicic acid must be handled carefully because it is corrosive. If the acid comes in contact with skin, the affected parts should be immediately rinsed thoroughly for at least 15 min with water. Then <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | III.\tUse of This Standard.\u2003It 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. III.A.\tPurchaser Options and Alternatives.\u2003The following information should be provided by the purchaser: III.B.\tModification to Standard.\u2003Any modification to the provisions, definitions, or terminology in this standard must be provided by the purchaser. <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | V.\tComments.\u2003If you have any comments or questions about this standard, please call AWWA Engineering and Technical Services at 303.794.7711, FAX at 303.795.7603, write to the group at 6666 West Quincy Avenue, Denver, CO 80235-3098, or e-mail at standards@ <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | AWWA Standard SECTION 1:\u2002GENERAL Sec.\u20021.1\tScope Sec.\u20021.2\tPurpose Sec.\u20021.3\tApplication <\/td>\n<\/tr>\n | ||||||
| 14<\/td>\n | SECTION 2:\u2002REFERENCES SECTION 3:\u2002DEFINITIONS <\/td>\n<\/tr>\n | ||||||
| 15<\/td>\n | SECTION 4:\u2002REQUIREMENTS Sec.\u20024.1\tPhysical Requirements Sec.\u20024.2\tChemical Requirements Sec.\u20024.3\tImpurities <\/td>\n<\/tr>\n | ||||||
| 17<\/td>\n | SECTION 5:\u2002VERIFICATION Sec.\u20025.1\tSampling and Laboratory Examination <\/td>\n<\/tr>\n | ||||||
| 18<\/td>\n | Sec.\u20025.2\tTest Procedures <\/td>\n<\/tr>\n | ||||||
| 21<\/td>\n | Sec.\u20025.3\tNotice of Nonconformance <\/td>\n<\/tr>\n | ||||||
| 22<\/td>\n | Table 2\tImpurity analytic methods <\/td>\n<\/tr>\n | ||||||
| 23<\/td>\n | SECTION 6:\u2002DELIVERY Sec.\u20026.1\tMarking Sec.\u20026.2\tPackaging and Shipping <\/td>\n<\/tr>\n | ||||||
| 25<\/td>\n | Sec.\u20026.3\tAffidavit of Compliance or Certified Analyses <\/td>\n<\/tr>\n | ||||||
| 27<\/td>\n | APPENDIX A Materials Compatibility <\/td>\n<\/tr>\n | ||||||
| 29<\/td>\n | Fluorosilicic Acid\u2014Contaminants Table B.1\tFluorosilicic acid\u2014contaminants <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" AWWA B703-19 Fluorosilicic Acid<\/b><\/p>\n |