ASTM D 4815-99
Стандартный испытательный метод определения МТБЭ, ЭТБЭ, ТАМЭ, ДИПЭ, ЭТБЭ, ТАМЭ, ДИПЭ, третичного амилового спирта и спиртов С1-С4 в бензине газовой хроматографией
См. ASTM D 4815-03
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Содержание
1. Область применения
2. Ссылки на документы
3. Терминология
4. Краткое изложение испытательного метода
5. Значимость и использование
6. Прибор
7. Реактивы и материалы
8. Подготовка наполнения колонки
9. Отбор пробы
10. Подготовка микро-насадочной ТСЕР колонны
11. Подготовка аппарата и настройка условий
12. Калибровка и стандартизация
13. Процедура
14. Вычисления и отчет
15. Точность и погрешности
16. Ключевые слова
Designation: D 4815 - 99 ε 1
An American National Standard
ε 1- Note-Paragraph 14.3 was corrected editorially in October 2001.
Standard Test Method for
Determination of MTBE, ETBE, TAME, DIPE, tertiary-Amyl
Alcohol and C1 to C4 Alcohols in Gasoline by Gas
Chromatography1
This standard is issued under the fixed designation D4815; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (ε) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
| 1. Scope | Petroleum Products by Hydrometer Method2 |
| 1.1. This test method covers the determination of ethers and | D 1744 Test Method for Water in Liquid Petroleum Prod- |
| alcohols in gasolines by gas chromatography. Specific com- | ucts by Karl Fischer Reagent2 |
| pounds determined are methyl tert-butylether (MTBE), ethyl | D 3606 Test Method for the Determination of Benzene and |
| tert - butylether (ETBE), tert-amylmethylether (TAME), diiso- | Toluene in Finished Motor and Aviation Gasoline by Gas |
| propylether (DIPE), methanol, ethanol, isopropanol, | Chromatography3 |
| n-propanol, isobutanol, tert-buxanol, sec-butanol, n-butanol, | D 4052 Test Method for Density and Relative Density of |
| and tert -pentanol (tert -amylalcohol). | Liquids by Digital Density Meter3 |
| 1.2. Individual ethers are determined from 0.1 to 20.0 mass | D 4057 Practice for Manual Sampling of Petroleum and |
| %. Individual alcohols are determined from 0.1 to 12.0 mass | Petroleum Products3 |
| %. Equations used to convert to mass % oxygen and to volume | D 4307 Practice for Preparation of Liquid Blends for Use as |
| % of individual compounds are provided. | Analytical Standards3 |
| 1.3. Alcohol-based fuels, such as M-85 and E-85, MTBE | D 4420 Test Method for Aromatics in Finished Gasoline by |
| product, ethanol product, and denatured alcohol, are specifi- | Gas Chromatography3 |
