Nghĩa của từ petroleum ether bằng Tiếng Việt

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Đặt câu có từ "petroleum ether"

Dưới đây là những mẫu câu có chứa từ "petroleum ether", trong bộ từ điển Từ điển Anh - Việt. Chúng ta có thể tham khảo những mẫu câu này để đặt câu trong tình huống cần đặt câu với từ petroleum ether, hoặc tham khảo ngữ cảnh sử dụng từ petroleum ether trong bộ từ điển Từ điển Anh - Việt

1. Soluble in water, ethanol, methanol, ethyl acetate and toluene. Insoluble in mineral oil and petroleum ether

2. Elemental sulfur was determined after extraction with petroleum ether by cyanolysis and ferric thiocyanate color formation in acetone.

3. Cinnamon twig was identified with petroleum ether(60-90 )-ethyl acetate as developer and dinitrophenylhydrazine ethanol solution as coloration using silica gel G.

4. Acetonitrile Nitromethane Diehylamine Aniline Dimethylsulfoxide Ethylacetate Dioxane Acetone Dicholoroethane Tetrahydrofuran Dicholoromethane Chloroform Diethylether Benzene Toluene Xylene Carbontetrachloride Cyclohexane Petroleum ether Hexane Pentane Non-polar Polar

5. Through single factor and orthogonal experiments, extraction of oil from soybean embryo and its composition were studied by using petroleum ether as degrease solvent and GC, respectively.

6. Other articles where Petroleum Benzin is discussed: fat and oil processing: Processes: …especially the various grades of petroleum Benzin (commonly known as petroleum ether, commercial hexane, or heptane)

7. Larvicidal activity of crude hexane, ethyl acetate, petroleum ether, acetone, and methanol extracts of the leaf of five species of Cucurbitaceous plants, Citrullus colocynthis, Coccinia indica, Cucumis sativus, Momordica charantia, and Trichosanthes anguina, were tested against the early fourth instar larvae of Aedes aegypti L

8. The study was designed to investigate analgesic and Antipyretic activities of petroleum ether and alcohol extracts of Centratherum anthelminticum (L) Kuntze (family: Asteraceae) seeds (100 and 200 mg/kg, p.o.) in brewer's yeast-induced fever model in rats, acetic acid-induced writhing and Eddy's hot plate methods in mice

9. In the case of elastolefin or fibre mixtures containing elastolefin and other fibres (wool, animal hair, silk, cotton, flax (or linen) true hemp, jute, abaca, alfa, coir, broom, ramie, sisal, cupro, modal, protein, viscose, acrylic, polyamide or nylon, polyester, elastomultiester) the procedure just described shall be slightly modified, in that light petroleum ether shall be replaced by acetone.