How To Use Hydrous In A Sentence
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Anhydrous sodium hydroxide is another common laboratory desiccant, or substance that removes water.
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The Sahara is an ideal backdrop, Paesler says, because it is vast but uniform and composed almost exclusively of anhydrous silicon dioxide - dry sand.
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Mg.l_ {2} + 2Na = 2NaCl + Mg. It is now made by electrolysis, but instead of using as the electrolyte the melted anhydrous chloride, which is difficult to obtain, the natural mineral carnallite is used.
An Elementary Study of Chemistry
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The massecuite thus obtained is then separated into anhydrous crystals of maltitol and mother liquor by conventional separation methods.
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One volume of water will dissolve seven hundred times its bulk of this gas, and is then known as aqua ammonia, in contradistinction to anhydrous ammonia, the latter designating term meaning without water, while the term aqua is the Latin word for water.
Scientific American Supplement No. 819, September 12, 1891
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The radium-bearing minerals are torbernite and autunite (hydrous copper-uranium and calcium-uranium phosphates), and are found in dark felsite dikes near their intersections with east-west gold-silver-quartz veins.
The Economic Aspect of Geology
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The sesquioxide is found crystallized in an anhydrous form in braunite, and hydrated in manganite.
Scientific American Supplement, No. 401, September 8, 1883
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It is interesting to note that SM has more cholesterol monohydrate crystals, whereas HSM has more anhydrous cholesterol crystals.
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These specific environments include anhydrous methanol/halide solutions, nitrogen tetroxide, and liquid or solid cadmium.
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The resulting ester was saponified under basic conditions to the free acid, converted to the acyl chloride with thionyl chloride, and then to the amide with anhydrous ammonia gas.
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This article presents an improved method to determine the anhydrous chromic chloride content with alkaline process. This method is easy to perform, and does not cause any harmful gas.
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Some anhydrous molecules became hydrated just by standing in air; such molecules are called hygroscopic.
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More likely, however, is that any water would become incorporated in the rock through formation of hydrous minerals as the reaction fronts advance.
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The sample was maintained at room temperature for 24 h to ensure conversion of any anhydrous cholesterol crystals to the monohydrate form.
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Hawass's dig is off in an isolated anhydrous patch but just off the road is the famous tomb of Mereruka, a popular tourist walk-through.
Richard Bangs: Quest for the Lord of the Nile, Part II
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One gram of anhydrous (water free) fat stores more than six times as much energy as one hydrated gram of glycogen (stored glucose).
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A pound of baking soda yields 10.6 ounces of anhydrous sodium carbonate, which is equivalent to 12.4 ounces of monohydrated sodium carbonate.
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The radium-bearing minerals are torbernite and autunite (hydrous copper-uranium and calcium-uranium phosphates), and are found in dark felsite dikes near their intersections with east-west gold-silver-quartz veins.
The Economic Aspect of Geology
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this strikes me as patently false! known direct samples of the mantle at or near the moho are at slow spreading ridges (where both serpentinite and unhydrous mantle rocks are found) and by xenolith (to my knowledge, no serpentinite xenolith has ever been described).
At it Again
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The minerals of the oxide zone are smithsonite (zinc carbonate) and calamine (hydrous zinc silicate), which yield minor amounts of zinc and are especially productive at Leadville, Colorado.
The Economic Aspect of Geology
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The alcohol stream is next distilled, first to give a 95: 5 ethanol: water mix and, if required, redistilled with a water-entraining agent such as benzene or cyclohexane to give anhydrous ethanol.
1 Production and Use
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A number of plants and microorganisms in polar deserts, such as lichens, are termed "poikilohydrous", meaning that they tend to be in moisture equilibrium with their surroundings [118].
General characteristics of arctic species and their adaptations in the context of changes in climate and ultraviolet-B radiation levels
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Ammonium nitrate, anhydrous ammonia, ammonium sulfate, or banded 28 percent solutions are suitable nitrogen materials for this case.
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The mechanism of buildup of [H.sub.2] O is the massive crystallization of anhydrous minerals.
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The resulting ester was saponified under basic conditions to the free acid, converted to the acyl chloride with thionyl chloride, and then to the amide with anhydrous ammonia gas.
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Asbestos, a fibrous hydrous silicate mineral, exists in 6 forms for industrial use: actinolite, amosite, anthophyllite, chrysotile, crocidolite, and tremolite.
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Analog calculation of az eo tropic rectification tower in the process of anhydrous alcohol was done.
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These are a revelation: virtually weightless, plain cylinders that dispense their deliciously light, hydrous formulations cleanly and efficiently.
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The two most stable species of phosphates are the two extremes of hydrates, the anhydrous salt and the fully hydrated salt.
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The resulting ester was saponified under basic conditions to the free acid, converted to the acyl chloride with thionyl chloride, and then to the amide with anhydrous ammonia gas.
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The resulting ester was saponified under basic conditions to the free acid, converted to the acyl chloride with thionyl chloride, and then to the amide with anhydrous ammonia gas.
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So we both alleged a state of utter repletion, and did not solve the mystery of the contents of the cupboard, -- not too luxurious, it may be conjectured, and yet kindly offered, so that we felt there was a moist filament of the social instinct running like a nerve through that exsiccated and almost anhydrous organism.
Complete Project Gutenberg Oliver Wendell Holmes, Sr. Works
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The combined extracts were dried with anhydrous sodium sulfate and the filtrate was evaporated to dryness under reduced pressure.
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Most metamorphic petrologists would argue that the anhydrous nature of rocks formed under deep crustal conditions, e.g. granulites, proves the deep crust is dry.
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The technique that he developed, electrolysis of potassium fluoride in anhydrous liquid hydrogen fluoride, is still used today, with some modifications.
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The principal ore of aluminum , composed mainly of hydrous aluminum oxides and aluminum hydroxides.
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These had the refractive indices and gave the chemical reactions of lazulite, which is a hydrous phosphate of aluminum, iron and magnesium.
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Deep tillage or applying anhydrous ammonia with knives can dry out the soil, so it could be impossible to place the seed in firm moist soil, even with a hoe drill.
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Even in this state, soda contains 23 per cent of water, and only 77 per cent of _pure anhydrous soda_.
Blackwood's Edinburgh Magazine, Volume 57, No. 357, June, 1845
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When white, anhydrous copper sulfate, CuSO 4, is exposed to ammonia gas, a deep blue crystalline product is formed.
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Anhydrous sodium sulfate is found in nature as the mineral thenardite.
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This acid may be obtained in a solid and dry state, called anhydrous sulphuric acid.
American Hand Book of the Daguerreotype
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Now, change that ‘few hundred cars’ to a mile-long freight train with a few carloads of anhydrous ammonia, or an LP-gas or crude oil tanker.
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The surface of the bilayer of anhydrous cholesterol is highly corrugated and thus the lattice energy of such a bilayer is less stable than that of the flat bilayer and would be unfavorable on a flat water surface.
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Loss on ignition values up to 5% correspond to the abundance of hydrous and carbonate alteration minerals in the samples.
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Asbestos, a fibrous hydrous silicate mineral, exists in 6 forms for industrial use: actinolite, amosite, anthophyllite, chrysotile, crocidolite, and tremolite.
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Jadeite dykes are intruded within serpentinites and are the metasomatic products of crystallization from hydrous fluids reacting with the serpentinites.
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Sodium hydroxide, amines, and anhydrous ammonia have been used for intercrystalline swelling; in Europe, during World War II, high concentrations (70-75 percent) of sulfuric acid or fuming hydrochloric acid and metal chelate solvents were used for intracrystalline swelling.
3 Ethanol Production
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Grain-scale brittle dilatancy would increase permeability, readily promoting the influx of CO2-rich hydrous fluids into the fault zone soon after its initiation.
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The aqueducts provided public baths with hydrous spectacles and private houses with running water and flush toilets.
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Natural gas is by far the biggest raw-material cost for making anhydrous ammonia, the base nitrogen fertilizer made by CF.
Shale-Gas Boom Spurs Race
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If the anhydrous form is being prepared, the solution is then concentrated to remove the water and crystallized.
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The radium-bearing minerals are torbernite and autunite (hydrous copper-uranium and calcium-uranium phosphates), and are found in dark felsite dikes near their intersections with east-west gold-silver-quartz veins.
The Economic Aspect of Geology
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Asbestos, a fibrous hydrous silicate mineral, exists in 6 forms for industrial use: actinolite, amosite, anthophyllite, chrysotile, crocidolite, and tremolite.
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The water in the mantle may be contained either in high pressure hydrous phases, or alternatively as small hydrous defects in nominally anhydrous minerals.
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This intermediate (153 mg, 0.36 mmol) was dissolved in 5 mL anhydrous dichloromethane followed by dropwise addition of 2 mL TFA and then stirred at room temperature for 3 hours.
PLoS ONE Alerts: New Articles
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He was exposed frequently to anhydrous ammonia leaks from duplicators and a microfilm processor camera, and described the odor of ammonia occurring during these leaks.
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Calanus finmarchicus and cod eggs were irradiated under SS for I h, placed in the dark and preserved in anhydrous alcohol.
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Apotex, a generic drug manufacturer, was all set up to manufacture the off-patent anhydrous generic Paxil when it discovered small fractions of it were being converted into the hemihydrate.
Patent goo: self-replicating Paxil « Isegoria
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Furthermore, the textural evidence implies that the main hydrous minerals in this rock, staurolite and biotite, largely predate garnet growth.
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We are also unable to detect the presence of a separate anhydrous cholesterol or cholesterol monohydrate phase in our binary mixtures, again in contrast to previous reports.
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The researchers, led by Frédéric Debeaufort from the University of Burgundy, investigated how factors such as microstructure, composition, surface properties and the different interactions affect the release of flavour from iota-carrageenan microcapsules. edible films were formulated with anhydrous glycerol (Fluka Chemical) as the plasticizer, a fat (GBS, Danisco Bradbrand) to act as the carrier of the flavour compound (n-hexanal), and glycerol monostearate (GMS, Prolabo Merck eurolab) as the emulsifier.
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Field-based and microstructural studies of the Zuccale fault reveal that an initial phase of pervasive cataclasis increased fault zone permeability, promoting influx of CO2-rich hydrous fluids.
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From 1 to 1.5 grammes of the glycerine is weighed into a conical flask of about 150 c.c. capacity, 7 or 8 c.c. of acetic anhydride added, together with about 3 grammes of anhydrous sodium acetate, and the whole boiled on a sand-bath under a reflux condenser for one to one and a half hours, after which it is allowed to cool, 50 c.c. water added, and the ester dissolved by shaking, and gently warming, the reflux condenser still being attached as the acetin is very volatile.
The Handbook of Soap Manufacture
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Only at mol fractions of 0.7 and 0.8 are substantial amounts of anhydrous cholesterol crystals found.
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Anhydrous cholesterol crystals slowly convert over a period of hours to form crystals of cholesterol monohydrate.
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Since the departure of the inspectors in 1998, Saddam has bought or attempted to buy specialized vacuum pumps of the design needed for the gas centrifuge cascade to enrich uranium; an entire magnet production line of the specification for use in the motors and top bearings of gas centrifuges; dual use products such as anhydrous hydrogen fluoride and fluoride gas, which can be used both in petrochemicals, but also in gas centrifuge cascades; a filament winding machine which can be used to manufacture carbon fiber gas centrifuge rotors and has attempted covertly to acquire 60,000 or more specialized aluminum tubes, which are subject to strict controls due to their potential use in the construction of gas centrifuges.
CNN Transcript Sep 24, 2002
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The catalyst carrier for biomass pyrolysis was prepared by red mud, ash and anhydrous sodium carbonate.
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INGENIO RIOPAILA Location: La Paila, Colombia Year: 1990 Scope of the job: "Turn key" project Name of project: Anhydrous ethanol plant using cyclohexane as entrainer Capacity:
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The principal minerals from which aluminum is recovered today are hydrous aluminum oxides, the most prominent of which are bauxite, gibbsite, and diaspore -- the aggregate of all these minerals going commercially under the name of bauxite.
The Economic Aspect of Geology
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The technique that he developed, electrolysis of potassium fluoride in anhydrous liquid hydrogen fluoride, is still used today, with some modifications.
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Limonite is not a mineral species as such, but rather a mixture of amorphous hydrous iron oxides.
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Many nitrates are ionic in nature, but heavy metal nitrates and anhydrous nitrates have covalently bonded nitrate groups.
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The plants produced urea ammonium nitrate and anhydrous ammonia.
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If such adiabatic freezing were to control the ascent of hydrous mafic magmas, basalts would probably never erupt in volcanic arcs.
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Once the new form, the hemihydrate form of Paxil, was created, its crystals started floating about, converting small fractions of the old form, anhydrous Paxil, into hemihydrate.
Patent goo: self-replicating Paxil « Isegoria
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The two most stable species of phosphates are the two extremes of hydrates, the anhydrous salt and the fully hydrated salt.
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The vial was sealed, placed in a jar with anhydrous calcium sulfate (Drierite TM) and kept in a cool, dry place until used.
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VISICOL® (sodium phosphate monobasic monohydrate, USP, and sodium phosphate dibasic anhydrous, USP) Tablets, APRISO ™ (mesalamine) extended-release capsules 0.375 g.,
The Earth Times Online Newspaper
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To make (mix in fairly large container & outside) two parts by weight of ammonium nitrate mixed with one part by weight 'anhydrous' hydrazine, produces Astrolite G ...
A Large Collection of Incendiary Information (Part II)
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Hydrated silicates such as serpentine and talc are also predicted to form by reactions between anhydrous silicate grains and water vapour in the nebular gas at temperatures below 300 K at 10 4 bar.
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After that, all thatremains will be three piles of anhydrous powder left to be borne upon the solar winds.
365 tomorrows » featured writer : A New Free Flash Fiction SciFi Story Every Day
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Because zeolites form in hydrous environments, typically through alteration of igneous rocks, they may ultimately be found on Mars, if liquid water did once exist on that planet.
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The slides were air dried, fixed in 100% methanol for 30 min and stored under nitrogen in the presence of anhydrous calcium sulfate at - 20°C until use.
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Pulmonary disease due to talc, a group of hydrous magnesium silicates, is almost exclusively encountered after occupational exposure.
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Immediately after suspension of the lipid film in buffer these samples contain cholesterol crystals at 25 deg C, largely in the form of the low temperature polymorph of anhydrous cholesterol.
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The aqueducts provided public baths with hydrous spectacles and private houses with running water and flush toilets.
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Oil refineries, chemical companies and water treatment facilities use and store large quantities of high hazard chemicals -- chlorine or sulfur dioxide gas, hydrofluoric acid, and anhydrous ammonia are the most common and the most dangerous -- putting thousands of people in the surrounding community at risk in the event of a release.
Elizabeth Hitchcock: In The Public Interest : How Many Reminders Do We Need Before We Act to Reduce Chemical Accident Risk?
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Anhydrous caustic soda, hydrogen gas and phosgene, all well established product areas, are being developed to produce maximum returns.
