AWWA B501 2019
$76.92
AWWA B501-19 Sodium Hydroxide (Caustic Soda)
| Published By | Publication Date | Number of Pages |
| AWWA | 2019 | 24 |
This standard describes sodium hydroxide, anhydrous and liquid, for use in the treatment of potable water, wastewater, or reclaimed water.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 7 | Foreword I. Introduction. I.A. Background. Sodium hydroxide, NaOH (also known as caustic soda), is available in liquid form in two common concentrations: 50 percent NaOH and 73 percent NaOH. On special request, other solution concentrations, including 25 and 20 percent solutions, I.B. History. The first edition of this standard for sodium hydroxide was prepared under the direction of the Water Purification Division of AWWA. The first edition was approved by the AWWA Board of Directors on July 1, 1949. On Oct. 15, 1951, the AWWA Bo 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 |
| 8 | II. Special Issues. II.A. Safety. Sodium hydroxide is usually shipped in insulated tank cars or tank trucks and should arrive at the receiving point in liquid form. Depending on geographical location, tank cars are usually equipped with coils for steam heating. When unloadin |
| 9 | 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. III.A. Purchaser Options and Alternatives. The following information should be provided by the purchaser: |
| 10 | III.B. Modification to Standard. Any modification to the provisions, definitions, or terminology in this standard must be provided by the purchaser. IV. Major Revisions. Major revisions made 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, FAX at 303.795.7603, write to the department at 6666 West Quincy Avenue, Denver, CO 80235-3098, or email at standa |
| 11 | AWWA Standard SECTION 1: GENERAL Sec. 1.1 Scope Sec. 1.2 Purpose Sec. 1.3 Application |
| 12 | SECTION 2: REFERENCES SECTION 3: DEFINITIONS |
| 13 | SECTION 4: REQUIREMENTS Sec. 4.1 Physical Requirements Sec. 4.2 Chemical Requirements Sec. 4.3 Impurities |
| 14 | SECTION 5: VERIFICATION Sec. 5.1 Sampling |
| 15 | Sec. 5.2 Test Procedures Sec. 5.3 Alkali (Na2O) |
| 16 | Sec. 5.4 Hydroxide |
| 17 | Sec. 5.5 Sodium Carbonate |
| 18 | SECTION 6: DELIVERY Sec. 6.1 Marking |
