ANSI AWWA B702:2018 pdf download.Sodium Fluorosilicate.
ANSI AWWA B702 describes sodium fluorosilicate (Na2SiF6) for use in the treatment of potable water.
Sec. 1.2 Purpose
The purpose of this standard is to provide the minimum requirements for sodium fluorosilicate, including physical, chemical, sampling, packaging, shipping, and testing requirements.
Sec. 1.3 Application
ANSI AWWA B702 can be referenced in documents for purchasing and receiving sodium fluorosilicate and can be used as a guide for testing the physical and chemical properties of sodium fluorosilicate samples. The stipulations for this standard apply when this document has been referenced and then only to sodium fluorosilicate for use in the treatment of potable water.
ANSI AWWA B702 references the following documents. In their latest editions, they form a part of this standard to the extent specified within the standard. In any case of conflict, the requirements of this standard shall prevail.
APHA, AWWA, and WEF.t Standard Methods for the Examination of Water and Wastewater.
ASTM El 1—Standard Specification for Wire Cloth and Sieves for Testing Purposes.
NSF/ANSV 60, Drinking Water Treatment Chemicals—Health Effects.
SECTION 3: DEFINITIONS
The following definitions shall apply in this standard:
1. Day: A day is defined as a 24-hr period.
2. Manufacturer: The party that manufactures, fabricates, or produces materials or products.
3. Potable water. Water that is saf and satisfactory for drinking and cooking.
4. Purchaser. The person, company, or organization that purchases any materials or work to be performed.
5. Supplier: The party that supplies material or services. A supplier may or may not be the manufacturer.
6. Tamper-evident packaging: Packaging having one or more indicators or barriers to entry which, if breached or missing, can reasonably be expected to provide visible evidence to the purchaser that tampering has occurred. The tamper-evident features of the packaging shall be designed to and shall remain intact when handled in a reasonable manner during manufacture, storage, shipment, and delivery to the purchaser. Properly constructed, labeled, closed, and sealed multiwall paper bags and fiber drums constitute effective forms of tamper-evident packaging.ANSI AWWA B702 pdf download.