ASTM International - ASTM D4194-23
Standard Test Methods for Operating Characteristics of Reverse Osmosis and Nanofiltration Devices
| Organization: | ASTM International |
| Publication Date: | 1 January 2023 |
| Status: | active |
| Page Count: | 9 |
| ICS Code (Physicochemical methods of analysis): | 71.040.50 |
significance And Use:
5.1 Reverse osmosis and nanofiltration desalinating devices can be used to produce potable water from brackish supplies (<10?000 mg/L) and seawater as well as to upgrade the quality of... View More
scope:
1.1 These test methods cover the determination of the operating characteristics of reverse osmosis devices using standard test conditions and are not necessarily applicable to natural waters. Three test methods are given, as follows:
| Sections | |
| Test Method A-Brackish Water Reverse Osmosis Devices | 8 - 14 |
| Test Method B-Nanofiltration Devices | 15 - 21 |
| Test Method B-Seawater Reverse Osmosis Devices | 22 - 28 |
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
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