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ASTM D7124-19
Standard Specification for Benzene for Use with Zeolite Based Catalysts
NORMA vydaná dňa 1.11.2019
Informácie o norme:
Označenie normy: ASTM D7124-19
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.11.2019
Kód tovaru: NS-975407
Počet strán: 2
Približná hmotnosť: 6 g (0.01 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Kategórie - podobné normy:
Anotácia textu normy ASTM D7124-19 :
Keywords:
benzene, purity, zeolite,, ICS Number Code 71.080.15 (Aromatic hydrocarbons)
Doplňujúce informácie
| 1. Scope | ||||||||||||||||||||||||||||||||||||||||||
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1.1 This specification covers benzene for use with zeolite based catalysts. 1.2 The following applies to all specified limits in this specification: for purposes of determining conformance with this specification, an observed value or a calculated value shall be rounded off “to the nearest unit” in the last right-hand digit used in expressing the specification limit, in accordance with the rounding-off method of Practice E29. 1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only. 1.4 Consult current OSHA regulations, supplier’s Safety Data Sheets, and local regulations for all materials used in this specification. 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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