1、Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data that may improve this document should be sent to: STDZNMGTdla.mil or Defense Logistics Agency - Aviation, ATTN: DLA Aviation-VEB, 8000 Jefferson Davis Highway, Richmond, VA 23297-5616. Since contact informa
2、tion can change, you may want to verify the currency of this address information using the ASSIST database at https:/assist.dla.mil. AMSC N/A FSC 6810 METRIC A-A-694E 21 February 2013 SUPERSEDING A-A-694D 30 May 2002 COMMERCIAL ITEM DESCRIPTION SODIUM CHLORIDE, TECHNICAL The General Services Adminis
3、tration has authorized the use of this commercial item description for all federal agencies. 1. SCOPE. This commercial item description (CID) covers two types and three forms of crystalline sodium chloride (salt) used for water conditioning. It shall be suitable for ion-exchange columns in which sod
4、ium chloride is used for regeneration. 2. CLASSIFICATION. The sodium chloride shall conform to the following types and forms: 2.1 Type. The type of sodium chloride shall be as specified in the acquisition order (see 7.3(b). Type I - 97.5 percent purity Type II - 99.5 percent purity 2.2 Form. The for
5、m of sodium chloride shall be as specified in the acquisition order (see 7.3(c). Form 1 - Compressed pellets Form 2 - Large granules (rock, solar, or evaporated) Form 3 - Small granules (table salt size) 3. SALIENT CHARACTERISTICS 3.1 Material. The sodium chloride provided shall be homogeneous and s
6、hall be free from dirt, fibers, lint, trash, or other foreign matter. Anti-caking or iodizing agents shall not be added. 3.2 Color. The product shall be white, grayish pink, or brownish white. 3.3 Chemical properties. The sodium chloride shall meet the chemical requirements of table I when tested in
7、 accordance with American Water Works Association (AWWA) B 200, “Sodium Chloride“. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-694E 2 TABLE I. Chemical properties. Chemical requirements Limits Type I Type II Moisture, percent, maximum 0.5 0.5
8、 Sodium chloride, percent, minimum (dry basis) 97.5 99.5 Water-soluble impurities, percent, maximum (dry basis) Calcium & magnesium (Ca & Mg) Sulfate (SO4) 0.75 1.25 0.15 0.35 Water-insoluble impurities, percent, maximum (dry basis) 0.50 0.05 Soluble & insoluble impurities, percent, maximum (dry bas
9、is) 2.50 0.50 Grease, fat, and oil, percent, maximum 0.01 0.01 pH 5.0 to 9.5 5.0 to 9.5 3.4 Physical properties. The sodium chloride shall meet the physical requirements of table II when tested in accordance with American Society for Testing and Materials (ASTM) C 136, “Standard Test Method for Siev
10、e Analysis of Fine and Coarse Aggregates“ (DoD adopted), and ASTM E 11, “Standard Specification for Wire Cloth and Sieves for Testing Purposes“ (DoD adopted). TABLE II. Physical properties. Particle size analysis, cumulative percent passing review Sieve 19.0 mm (3/4 in.) 9.5 mm (3/8 in.) 6.35 mm (1/
11、4 in.) 3.35 mm No. 6 2.00 mm No. 10 1.70 mm No. 12 150 m No. 100 Form 1 100 min. - 15 max. 8 max. - - - Form 2 100 min. 95 min. - - 20 max. 5 max. - Form 3 - - - - 100 min. - 5 max. 4. REGULATORY REQUIREMENTS 4.1 Recovered materials. The offeror/contractor is encouraged to use recovered materials to
12、 the maximum extent practicable, in accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-694E 3 5. PRODUCT CONFORMANCE PROVISIONS 5.1 Product conformance. The products provi
13、ded shall meet the salient characteristics of this commercial item description, conform to the producers own drawings, specifications, standards, and quality assurance practices, and be the same product offered for sale in the commercial marketplace. The government reserves the right to require proo
14、f of such conformance. 5.2 Market acceptability. The product offered must have been previously sold either to the government or on the commercial market. 6. PACKAGING 6.1 Preservation, packing, and marking. Preservation, packing, and marking shall be as specified in the contract or order (see 7.3(d)
15、. 7. NOTES 7.1 Part or identification number (PIN). The following PIN procedure is for government purposes and does not constitute a requirement for the contractor. Example of reference part number: AA694 - 1B 7.2 Sources of documents. 7.2.1 ASTM standards. Copies of ASTM standards may be obtained f
16、rom the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959. Electronic copies of ASTM standards may be obtained from http:/www.astm.org/. 7.2.2 AWWA standards. Copies of AWWA standards may be obtained from the American Water Works Association, 6666 We
17、st Quincy Avenue, Denver, CO 80235. http:/www.awwa.org/ 7.2.3 FAR. The FAR may be obtained from the US Government Printing Office, 732 North Capitol Street N.W., Washington, DC 20401. Electronic copies of FAR documents may be obtained from http:/www.acquisition.gov/far/. Form: A - Form 1 - Compresse
18、d pellets B - Form 2 - Large granules C - Form 3 - Small granules Type: 1 - Type I - 97.5 percent purity 2 - Type II - 99.5 percent purity AA694 - 1 B CID number Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-694E 4 7.3 Ordering data. Acquisitio
19、n documents must specify the following information: a. CID document number, revision, and CID PIN. b. Type of sodium chloride (see 2.1). c. Form of sodium chloride (see 2.2). d. Preservation, packing, and marking requirements (see 6.1). 7.4 Subject term (key word) listing. crystalline ion exchange s
20、alt water conditioning CIVIL AGENCY COORDINATING ACTIVITY: GSA - FAS Preparing activity: DLA - GS3 (Project 6810-2013-015) NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST database at https:/assist.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
