Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
ASTM D1782-17
Năm ban hành 2017
Publication date
Tình trạng
A - Còn hiệu lực
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Tên tiếng Anh
Title in English Standard Test Methods for Operating Performance of Particulate Cation-Exchange Materials
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Chỉ số phân loại Quốc tế (ICS)
By field |
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Số trang
Page 6
Giá:
Price Liên hệ / Contact us
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Phạm vi áp dụng
Scope of standard 1.1 These test methods cover the determination of the operating capacity of particulate cation-exchange materials when used for the removal of calcium, magnesium, and sodium ions from water. It is intended for use in testing both new and used materials. The following two test methods are included: Sections Test Method A-Sodium Cycle 8 to 14 Test Method B-Hydrogen Cycle 15 to 21 1.2 The values stated in SI units are to be regarded as standard. The values given in parentheses are mathematical conversions to inch-pound units that are provided for information only and are not considered 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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