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Standard Test Method for Dimethylformamide-Insoluble (DMF-I) Content of Tar and Pitch
Přeložit název
NORMA vydána dne 1.6.2020
Označení normy: ASTM D2764-20
Datum vydání normy: 1.6.2020
Kód zboží: NS-995044
Počet stran: 3
Přibližná hmotnost: 9 g (0.02 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Keywords:
dimethylformamide, insoluble, insoluble matter, pitch, tar ,, ICS Number Code 91.100.50 (Binders. Sealing materials)
Significance and Use | ||||||||||
4.1 This test method is useful in evaluating and characterizing tars and pitches and as one element in establishing the uniformity of shipments or sources of supply. It is a rapid and reasonably accurate measure of the toluene insoluble (TI) content of tar and pitch Test Method D4072. |
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1. Scope | ||||||||||
1.1 This test method covers the determination of the dimethylformamide-insoluble matter (DMF-I) in tar and pitch. 1.2 Since this test method is empirical, strict adherence to all details of the procedure is necessary. 1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.4 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. 1.5 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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2. Referenced Documents | ||||||||||
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