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ASTM D3663-20
Standard Test Method for Surface Area of Catalysts and Catalyst Carriers
Translate name
STANDARD published on 1.10.2020
The information about the standard:
Designation standards: ASTM D3663-20
Note: WITHDRAWN
Publication date standards: 1.10.2020
SKU: NS-1009156
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: American technical standard
Category: Technical standards ASTM
The category - similar standards:
Annotation of standard text ASTM D3663-20 :
Keywords:
catalyst, nitrogen adsorption, surface area,, ICS Number Code 71.040.30 (Chemical reagents)
Additional information
| 1. Scope | ||||||||
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1.1 This test method covers the determination of surface areas of catalyst and catalyst carriers that have Type II or IV nitrogen adsorption isotherms, and at least 1 m2/g of area. A volumetric measuring system is used to obtain at least four data points which fit on the linear BET1.2 Units—The values stated in SI units are to be regarded as standard. The values given in parentheses after SI units 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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| 2. Referenced Documents | ||||||||
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