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ASTM D3444-00(2020)
Standard Test Method for Total Acid Number of Trichlorotrifluoroethane
NORMA vydaná dňa 1.1.2020
Informácie o norme:
Označenie normy: ASTM D3444-00(2020)
Dátum vydania normy: 1.1.2020
Kód tovaru: NS-981098
Počet strán: 3
Približná hmotnosť: 9 g (0.02 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Kategórie - podobné normy:
Anotácia textu normy ASTM D3444-00(2020) :
Keywords:
acidity, CFC-113, total acid number, trichlorotrifluoroethane ,, ICS Number Code 71.080.20 (Halogenated hydrocarbons)
Doplňujúce informácie
| Significance and Use |
|
3.1 This test method determines the total acidity of trichlorotrifluoroethane by titration with alcoholic potassium hydroxide using phenolphthalein for an indicator. 3.2 This test method can be used to develop production and purchasing specifications. |
| 1. Scope |
|
1.1 This test method covers the determination of total acidity in trichlorotrifluoroethane and other halocarbons that are liquid at room temperature. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this 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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