Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
ASTM D5134-13(2017)
Năm ban hành 2017
Publication date
Tình trạng
A - Còn hiệu lực
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Tên tiếng Anh
Title in English Standard Test Method for Detailed Analysis of Petroleum Naphthas through n-Nonane by Capillary Gas Chromatography
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Chỉ số phân loại Quốc tế (ICS)
By field |
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Số trang
Page 12
Giá:
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Phạm vi áp dụng
Scope of standard 1.1 This detailed hydrocarbon analysis (DHA) test method covers the determination of hydrocarbon components paraffins, naphthenes, and monoaromatics (PNA) of petroleum naphthas as enumerated in Table 1. Components eluting after n-nonane (bp 150.8 °C) are determined as a single group. (A) Extrapolated from n-C6 and n-C7. See A1.1.3.(B) Extrapolated from n-C8 and n-C9. See A1.2.3.(C) Stereoisomers. 1.2 This test method is applicable to olefin-free (C7. 1.5 Detailed hydrocarbon components in olefin containing samples may be determined by DHA Test Methods D6729, D6730, or D6733. 1.6 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.7 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. Specific warning statements are given in Section 7. 1.8 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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