| 单词 | ammonium hydroxide |
| 释义 | ammonium hydroxide noun[U] chemistryspecializeduk/əˌməʊ.ni.əm haɪˈdrɒk.saɪd/us/əˌmoʊ.ni.əm haɪˈdrɑːk.saɪd/achemicalconsisting ofwaterandammonia, used as ableachand astrongcleaningsolution 氢氧化铵（用作漂白清洁剂）Chemicals, chemical compounds & gases
Examplesofammonium hydroxideammonium hydroxide The differentiation process was stopped by transfer briefly to alkaline alcohol (0.25 mlammoniumhydroxidein 250 ml 70% ethanol). From theCambridge English Corpus Differentiation was stopped by transfer briefly to alkaline alcohol (0.25 mlammoniumhydroxidein 250 ml 70% ethanol). From theCambridge English Corpus The group is determined by making a solution of the salt in water and adding ammonium chloride andammoniumhydroxide. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.A drop ofammoniumhydroxideon the cap instantly produces a mahogany red reaction, which distinguishes it from some other similar species of the genus. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It is precipitated during production by adding aqueousammoniumhydroxideafter uranium extraction by tertiary amines in an organic kerosene solvent. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Here, fumes ofammoniumhydroxidecreate an extremely alkaline environment. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.In industry,ammoniumhydroxideis used as a precursor to some alkyl amines, although anhydrous ammonia is usually preferred. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It is manufactured by adding a solution ofammoniumhydroxideto a solution of chromium salt. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Polyaspartic acid can also be synthesized by polymerization of maleic anhydride in presence ofammoniumhydroxide. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Ammonia interacts with moist surfaces to formammoniumhydroxide, which causes necrosis of tissues. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It consists of exposing the wood to fumes from a strong aqueous solution ofammoniumhydroxidewhich reacts with the tannins in the wood. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It is formed by the action of chromic acid onammoniumhydroxidewith subsequent crystallisation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.A white precipitate is formed, to whichammoniumhydroxideis then added. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Proteins with the free thiol group give a red colour when added to sodium nitroprusside withammoniumhydroxide. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.When this process includesammoniumhydroxide, amidated pectins are obtained. 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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