| 词汇 | anhydrous |
| 释义 | anhydrous adjective uk /ænˈhaɪ.drəs/ us /ænˈhaɪ.drəs/ containing no water无水的 Chemistry: types of chemical acid salt aerogel albumin alkali metal alkaline alkaloid antioxidant carbohydrate inorganic isopropanol ketone lectin melamine methyl orange monosaccharide mothball propellant saline soluble sulphide Anhydrous gypsum is a rare variety, into which water does not enter as a component part. It behaved in fact similarly to the natural anhydrous calcium sulphate which is unaffected by water. The larger mobile species were, then, practically anhydrous. The peroxide precipitated from a nitric solution may, under certain circumstances, be anhydrous. To this last is joined a drying-tube containing chloride of calcium and anhydrous copper sulphate. anhydrous | American Dictionaryanhydrous adjective[ not gradable ] us/ænˈhɑɪ·drəs/ chemistry containing no water Examples of anhydrousanhydrous This method uses a mixture of anhydrous acetic acid and sulphuric acid, which is heated to prepare pollen for examination under a light microscope. A variety of anhydrous fixation techniques exist in the literature, with several different protocols recommended for fixation, washing and infiltration of tissues. Therefore, it is important to use anhydrous solvents during the infiltration. Anhydrous partial melting of a fertile and depleted peridotite from 2 to 30 kb and application to basalt petrogenesis. Anorthosites are also thought to have crystallized from dry melts, because of their anhydrous mafic mineralogy. Major features in anhydrous silicate mineral spectra occur at longer wavelengths than in the water spectrum, at l>9 mm. To accommodate the loss in volatile phases, the major element analyses were recalculated to 100 % anhydrous. Major elements used in this diagram were recalculated on an anhydrous basis. The upper ether layer was aspirated and dried with anhydrous sodium sulfate. Some fixed specimens were processed with anhydrous glycerin37, and examined under a compound microscope for species identification. In the present work with cucumber, dormancy breaking was observed when dry, dormant seeds (moisture content 6.9% on a dry weight basis) were treated with anhydrous ethanol. Use of osmium vapour as a fixative should provide an initial anhydrous fixation and, therefore, reliable preservation of the state of the dry tissues. The decision is that anhydrous borax should be exempt from import duty. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Dihydrate is a columnar crystal, and it is so unstable that it easily dehydrates to anhydrous and is easily oxidized by oxygen in the air. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These halides exist in anhydrous and hydrated forms. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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