anhydride

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Related to Anhydrate: anhydrite, dehydration

anhydride

 [an-hi´drīd]
a compound derived from a substance, usually an acid, by removal of a molecule of water.

an·hy·dride

(an-hī'drīd),
An oxide that can combine with water to form an acid or that is derived from an acid by the abstraction of water.

an·hy·dride

(an-hī'drīd)
An oxide that can combine with water to form an acid or that is derived from an acid by the abstraction of water.
References in periodicals archive ?
In this region, where dependence on imported fuels (like oil and derivatives) is almost total, there are soils and climates suited to agricultural production of energy whose potential has been known for centuries, and it is paradoxical that ethanol anhydrate is not consumed internally and exported in growing volume."
Different underfill materials, including acid anhydrate and non-acid anhydrate based materials, were evaluated for compatibility with the flux and lead-free solder bumps and process.
In this procedure, a porcelain crucible is used to heat a hydrate that is to be converted into an anhydrate. Upon finding the mole ratio of water to anhydrate, the students are able to determine the empirical formula of the hydrate.
1: quartz (PDF: 46-1045), 2: albite (PDF: 20-0554), 3: anhydrate (PDF: 03-0377), 4: maghemite (PDF: 04-0755), 5: ghelenite (PDF: 04-0690), 6: cristobalite (PDF: 03-0276), 7: hydroxysodalite (PDF: 89-9098), 8: hydroxycancrinite (PDF: 31-1272), 9: natrite (PDF: 37-0451), 10: calcite (PDF: 47-1743), 11: potassium carbonate (PDF: 70-0292), 12: sodium bicarbonate (PDF: 15-0475), and 13: potassium bicarbonate (PDF: 70-0995).
And more anhydrate ethanol was added to the supernatant to a final concentration of 80% (v/v).
A great amount of literature was focused on the toughening of nylon by use of various elastomers functionalized by maleic anhydrate (1), (3) or glycidyl methacrylate (2), (4).
To ensure complete removal of water, approximately 5mg of anhydrate sodium sulfate was added to the methanolic fraction and the sample was filtered.