carbonate

This proposed method has been used for quality evaluation of natural Gamma spectral log in the Ordovician carbonate strata in Tahe oilfield.

The results indicated that the Pinctada martensii shells were all consisted of the major Calcium carbonate and a slight amount of organisms.

Consumption of this industry easy to form calcium carbonate gallstones, kidney stones.

The sea-level fluctuation was an important controlling factor for karst carbonate reservoir development in the Early Paleozoic Tarim Basin.

Dimethyl carbonate (DMC) is a strong contender to help the refining industry meet the Clean Air Act specifications for oxygen in gasoline.

The more recent calcareous, or calcium carbonate, deposits that make up the tufa formations are closer to the bottom and lighter in color.

Therefore, China's used for plasma, liquid crystal display production of strontium carbonate had all the raw materials imported from abroad.

Due to inhomogeneity and fractures and pores of carbonate rocks, satisfied evaluation on carbonate reservoir is always a difficult problem.

Precipitated calcium carbonate fine particles, the proportion of light, can be used for toothpaste.

That is to say, it is possible and feasible to detect fracture-cave system by way of seismic means in carbonate reservoir.

Your stomach needs plenty of hydrochloric acid to break down calcium carbonate, so always take your supplement with a meal or snack.

Shelled creatures, whose calcium-carbonate-rich armour tends to dissolve in acid, suddenly became rare.

Made of limestone, tufa forms as a byproduct of the precipitation of carbonate minerals from surrounding water.

Stony coral skeleton of a goblet, the body that surround the Hydra, its composition almost solely for calcium carbonate.

The tetrachloroethylene carbonate is decomposed by heating same with a catalytic amount of a tertiary amine or amide.

Reservoir acidification reconstruction is one of main measures for low permeability carbonate oil-gas reservoir increasing production.

CO2 can be adsorbed on the surface of loess and laterite forming carbonate ion, and further produce great impact on heterogeneous reaction.

The settling out minerals are hematite, goethite, quartz, silicate and carbonate at the bottom of the ocean.

The one sure way of keeping carbon on the seabed is in the form of calcium carbonate, the main ingredient of most animal shells.

Hard water which can be softened by adding sodium carbonate is called permanent hard water .

Compared with titanate coupling agent, the amount of stearic acid used for modifying calcium carbonate was higher than the former.

The total amount of ion exchange state, carbonate state and ferric-manganese oxidation state has very little effects on full selenium.

It may be a brine containing only selected solids of appropriate particle size ranges (salt crystals or calcium carbonate) and polymers.

One favoured idea involves filling agricultural land with carbonate and silicate compounds to turn fields into "carbon sponges" .

The resulting elaborate network of crevices, lodges, and holes serves as calcium carbonate " condominiums " for a variety of marine animals.

The ammonium carbonate was better than sodium hydroxide and sodium silicate in increasing yield of light oil.

Even more common are cave entrances along the escarpments, owing to the cropping out of carbonate units.

and calcium carbonate as a bulking agent without affecting the properties of the case may reduce the cost of.

What the prospectors found at Mountain Pass was an igneous ore containing mainly carbonate, sulphate and silicate phases.

It was a hot point of study on the preparation of high valued cubical crystal nano-sized calcium carbonate from calcium carbide residue.

Yeyungou Formation mainly developed carbonate slope facies, deep water basin facies and a little carbonate open platform facies.

Also, please provide me with specs and packaging information on you Potassium Carbonate.

Likely casualties of ocean acidification are the marine plants and animals that use carbonate to form hard shells or other structures.

The research have proved that the genesis of this kind of clay and intercalation is a solution- replacement products in carbonate rocks.

characteristics of its petrology reveal rock types mainly involve sandstone , mudstone , carbonate rock and their transitional types.

Acid fracturing is one of the conventional and the effective method to stimulate in carbonate formations.

So will corals, especially those whose skeletons are composed of aragonite, a particularly unstable form of calcium carbonate.

through individual tooth bleaching Denture placed in 10% of the carbonate hydrogen peroxide, it would be set firmly in the teeth.

It has been proven that it is reliable to use the Rock-Eval technology to determine the carbonate rocks containing mi-grating hydrocarbons.

Sodium, sulfate, magnesium, calcium, carbonate, bicarbonate, chloride, and boron should be determined in a water analysis.

Carbonate reservoirs can be divided into intra-sequence reservoirs and sequence boundary reservoirs based on study of sequence stratigraphy.

At present, China's early strength is more commonly used for main chloride, sulphate, carbonate and the composite of early strength.

This method is available and to a certain degree predicts the positive zones where the weathering crust of carbonate reservoirs form.

This invention involves unsaturated cyclic aliphatic carbonate monomer and polymer synthesis and uses, and is biomedical polymer materials.

The determining method for the total sulphur in the industrial strontium carbonate is studied in this paper.

The surface of nanometer calcium carbonate powder was modified with resin and stearic acid.

Diphenyl carbonate was the important raw material for polycarbonate, with wide uses and application prospect.

The result is of important significance in evaluating oil-gas prospects of the Lower Palaeozoic marine carbonate rocks in North China.

It has been known to us that the protein is conducive to the construction of the eggshell Calcium carbonate.

"The calcium carbonate in the pearl neutralizes some of the acid, so the resulting drink is not as acidic as vinegar, " said Jones.

photography . processing chemicals . specifications for anhydrous potassium carbonate.

The U. C. Davis method simply spurs the microbes to excrete extra calcium carbonate, bonding the sand together tightly like cement.

Modified Precipitated Calcium Carbonate (MPCC), synthesized by the method of biomimetic synthesis, was applied to paper making.

A heavy white poisonous powder , essentially basic lead carbonate , used in paint pigments .

Fractures and caverns are the main spaces of carbonate reservoirs of the Ordovician system in Tahe Oilfield.

The mineral-rich water, filled with calcium carbonate, tend to stop flowing occasionally due to rock fractures.

The agricultural effervescent granule comprises an acid source, a carbonate source and a surfactant.

Abstract: Prediction of carbonate reservoirs is challenging all over the world.

Carbonate liming materials - Determination of reactivity - Potentiometric titration method with hydrochloric acid.

With Green Freedom, they would pass the air over a solution of potassium carbonate added to the cooling liquid.

The oxygen and carbon isotopes in biogenic carbonate have been extensively used in paleoclimate and paleoenvironment studies.

The resorcinol carbonates can be synthesized by the reaction of resorcinol with phosgene or diphenyl carbonate.

They looked at how the ratios of oxygen isotopes locked in the corals' carbonate skeletons varied month by month as the colonies grew.

As an important inorganic chemicals, calcium carbonate with different shapes and crystal polymorphs has different usages.

The main production techniques of dimethyl carbonate at home and abroad are introduced, its market situations are also analyzed.

As the polyvalent metal inorganic salt, use is made of calcium carbonate, zinc carbonate or calcium phosphate.

Otoliths are made of calcium carbonate and their size and shape is highly variable among species.

Oceanic production of calcium carbonate is conventionally attributed to marine plankton (coccolithophores and foraminifera ).

calcium carbonate, calcium phosphate, calcium sulfate, organic compounds, magnesium, aluminum, silicon, ferric oxide etc. . .

Cavity constitutes the main reservoir space of fracture-cavity carbonate reservoirs in Tahe Oilfield and shows highly discrete distribution.

The crystalloid growth of precipitated calcium carbonate is inhibited by adding surfactants during the precipitation process.

Result discovery that, Gathers the aspartic acid to have the fine anti- filthy performance to the calcium carbonate.

Calcium Ascorbate is an optimal nutritional supplement that combines Ascorbic Acid (Vitamin C) with Calcium Carbonate.

Such polymer has advantage of both aliphatic polyester and carbonate, is biodegradable, degradation products is non-toxic.

The calcium hydroxide is easily transformed to calcium carbonate, this results in the early strength of the red mud heap.

SOIL QUALITY. DETERMINATION OF PHOSPHORUS. SPECTROMETRIC DETERMINATION OF PHOSPHORUS IN SODIUM HYDROGEN CARBONATE SOLUTION.

The calcium carbonate in corals or in the shells of other marine creatures comes in two distinct mineral forms: calcite and aragonite .

Carbonate is what corals, the shells of shellfish and the outer layers of many photosynthesising plankton and other microbes are made of.

Acid fracturing is an important treatment for the stimulation of the carbonate reservoir.

With diverse shapes and different scale, the ore bodies are hosted along the contact belt between the intrusives and carbonate rocks.

It belong to a massive carbonate oil reservoir with gas cap and bottom water, upper reservoir exhibits some laminated characters.

Tailing the process of carbonate spherulite formation is the key to understand the mechanism.

Many species of invertebrate have shells or skeletons made of calcium carbonate.

The typical drowning event of the carbonate platforms at the turn from the Permian to the Triassic formed a typical drowned unconformity.

Onset time and finished time of blockade of lidocaine carbonate were shorter than those of its hydrochloride.

On this surface the encroaching Muskeg Sea developed a carbonate bank fringed by coastal sabkhas in which gypsiferous deposits were formed .

Before this alkaline lake went dry, tufa formed when a freshwater spring percolated from below and formed calcium carbonate deposits.

Calcium carbonate filled rubber, sulfide rubber, can be higher than that of pure tensile strength, tear strength and wear resistance.

The Result can be used to guide the design and improvement of the technological process of platy calcium carbonate.

Moreover, the composition of the ash contents was found to be mainly calcium carbonate.

The fully vulcanizate polyolefin thermoplastic elastomers comprises the polyolefine resin, powder rubber and nano calcium carbonate.

The relation between clay-bearing carbonate rock acoustical and lithological characters was investigated under the air-saturated condition.

PHYTOPHARMACEUTICAL PRODUCTS. SODIUM CARBONATE. REQUIREMENTS.

The additive is selected magnesium carbonate, calcium carbonate, magnesium hydroxide, calcium hydroxide, and mixtures thereof.

They surround the tip of a spiral shell, composed primarily of calcium carbonate, that has broken off and eroded.

Dust and fume escaping from the tank are washed with a small amount of aqueous ammonium carbonate.

By application of it in carbonate rock of S oilfield, a good result has been reached.

The calcium carbonate in dilute hydrochloric acid, the burning strip put it near the gas release, can produce detonation song.

FAAS method was applied to the determination of metal impurities(in eluding Zn, Na, Pb, K, Fe, Ca and Mg)in high purity lithium carbonate.

Separation methods for products from synthesis of dimethyl-carbonate(DMC)by methanol gaseous oxidative carbonylation were investigated.

Acid fracturing is an important stimulation treatment of carbonate reservoir, which has been widely used both at home and abroad.

At this point, the yield of propylene carbonate can be 93% to 94%.

In the paper, sodium nitrate was taken to be an oxidant in the process of roasting rich cerium rare earth carbonate mixture.

Lime water and carbon dioxide from the air reaction to produce calcium carbonate.

Methods of synthesizing diphenyl carbonate included transesterification, urea and carbon disulfide.

The working principle of the molten carbonate fuel cell(MCFC) is a heat and mass transfer process going with electrochemical reactions.

CHEMICAL PRODUCTS. PHOTOGRAPHIC GRADE CHEMICAL PRODUCTS. SODIUM CARBONATE, ANHYDROUS.

The chemical compositions of the Hepu pearls are mainly calcium carbonate, supplemented by organic matter and adsorptive water.

Big quantities of quicklime are used to convert sodium carbonate into sodium hydroxide, the key chemical reagent in this process.

Taken the case of fractured- vuggy carbonate reservoir of Tarim basin, production characteristic is analysed.

SODIUM HYDROGEN CARBONATE FOR INDUSTRIAL USE. DETERMINATION OF SODIUM CARBONATE CONTENT. POTENTIOMETRIC METHOD.

Carbonate solution by rainwater also contributes toward the erosion of buildings and statues made from limestone and marble .

Properties and process of dimethyl carbonate is described, and its development, application and market is discussed.

Calcium oxide can neutralize peptic acid better than calcium carbonate.

Compared with lightweight calcium carbonate, calcium carbonate whisker has better reinforcement effects.

Through experiment, the suitable process parameters that produced spherical magnesium carbonate were obtained.

sodium hydrogen carbonate for industrial use . determination of sodium carbonate content . titrimetric method.

By optical microscope, vaterite , a very unstable polymorphism of calcium carbonate, which rarely appears in nature, has been discovered.

The content of carbonate and its presence status in phosphate ore have large effect on acid decomposition activity of phosphate ore.

This paper introduces the main producing technologies of nanon calcium carbonate and their applications.

This paper introduces the main producing technologies of nanon calcium carbonate and their applications.

In reefs, the structure is big lumps of calcium carbonate on which things grow and around which they graze and hunt.

Then, the ensuing chemical process releases a second wallop of CO2 as a byproduct of turning calcium carbonate into calcium oxide.

Ordovician in Tahe oilfield belongs to carbonate reservoir, fracture and corrosion cavern are acting on oilfield reservoir and permeability.

The Donghe sandstone is composed of denudation facies, primary pore facies, denudation-primary pore facies and carbonate cementation facies.

SODIUM HYDROGEN CARBONATE FOR INDUSTRIAL USE. DETERMINATION OF SODIUM HYDROGEN CARBONATE. TITRIMETRIC METHOD.

The origin of hydrogen sulfide in the carbonate gas fields mainly depends on reduction of sulfate and cracking of hydrocarbon.

The protein converts calcium carbonate into calcite crystals which makes up the egg shell, creating six grammes of shell every 24 hours.

The effects of placing time and carbonization time of lime white on dehydration process of calcium carbonate suspension have been tested.

Two different white powders are thought to be calcium carbonate and calcium hydroxide.

Two different white powders are thought to be calcium carbonate and calcium hydroxide.

The experiment researches the influence of sodium carbonate's dose on the rate of reclaiming fluorin from mine of fluoro carbon.

Carbonate reservoirs tend to be neutral or have brine as the non wetting fluid.

This makes carbonate sediments on the floor of the ocean that are subducted back into the Earth though plate tectonics.

Examples are sodium carbonate and potassium acid phthalate which are used to standardize acid and base solutions.

Heavy magnesium carbonate is an important ingredient of food additives, which can influence the quality of flour.

Carbonate rocks (limestone and dolostone) account for approximately 50% of oil and gas production around the world.

Carbonate cements are the most abundant authigenic minerals in the Palaeogene sandstones of Lishui sag, East China Sea basin.

Subsequently carbon dioxide is passed through the suspension to precipitate excess lime as calcium carbonate.

A complete laterite profile should be made up of laterite layer, parti-color clay layer and carbonate rock saprolite.

By applying COulometric principle this paper designs an instrument which can analyse automatically the content of carbonate in sediments.

Such as the scale of the main ingredient is calcium sulfate, sodium carbonate solution can be poured cooking kettle can be detergent.

SODIUM CARBONATE FOR INDUSTRIAL USE. DETERMINATION OF SULPHATE CONTENT. BARIUM SULPHATE GRAVIMETRIC METHOD.

Glauconite, detrital carbonate skeletal debris, marine fossils , and collophane are commonly present.

sodium carbonate for industrial use . determination of sodium hydrogen carbonate . volumetric method.

Carbonate sediments in all environments are basically products of an ancient biochemical system.

On Nanning-Kunming Railway, line sections passing through areas being rich of carbonate rocks accounts for one-third of the whole line .

Main Products: series of nano precipitated calcium carbonate products, high white superfine active calcium carbonate.

It is thought generally that dissolution of acidic fluids is an important controlling factor for forming carbonate reservoir.

A study on the origin of the carbonate cements within reservoirs in the external metamorphic belt of the Bohai Bay oil- gas bearing region .

Distinguish the pollutant of film mainly is a calcium carbonate deposition thing, is secondly some microorganisms and organic matter.

Abstract: Marine carbonate reservoirs in Tarim Basin are regarded as an important domain for reserve growth and production addition.

ANALYSES OF THE CONTROLLING FACTORS FOR THE CARBONATION IN THE PRODUCTION OF EXTRA FINE CALCIUM CARBONATE.

Acid fracturing is an important stimulation technique for carbonate formation.

The framework reef-bank complexes in the high energy carbonate platform margin are the most favorable exploration targets.

Ocean acidification has further chemical implications: more hydrogen ions mean more bicarbonate ions, and fewer carbonate ions.

An acid type commonly used in oil- and gas- well stimulation, especially in carbonate formations.

sodium hydrogen carbonate for industrial use . determination of moisture . gravimetric method.

a pungent preparation of ammonium carbonate and perfume; sniffed as a stimulant to relieve faintness.

Poly-surfactant to fit the characteristics of the fracture-cave type carbonate reservoirs in Tahe oilfield is selected.

After the death of the coral reef into the jade, is replaced by calcium carbonate process, a process called calcification.

Nonionic surfactant, sodium carbonate, Sodium MetaSilicate.

Carbonate cementation is the main type of cementation of sandstone reservoir of Dongying depression.

Meanwhile, calcium ions in the cement also absorb moisture and carbon dioxide, forming calcium carbonate -- the material found in seashells.

High alkyl sulfate, non-ionic surfactant, sodium metasilicate, calcium carbonate, sodium carbonate.

The Lower Palaeozoic group mainly includes Cambrian , medial and lower Ordovician, which are marine carbonate in the district.

Tarim Ordovician carbonate reservoir is the main target stratum of exploratory area for Tarim Oil Field Company.

It was found by SEM that the interaction between nano-calcium carbonate and SBR matrix was improved by MAA.

The Feixianguan Formation of evaporative carbonate platform is a set of sulfate-bearing evaporative tidal sediments with aboundant dolomite.

Its wall rocks are a suit of shore to shallow sea facies carbonaceous carbonate and quartz sandstone formations.

Calcium vitamins are sold in two varieties, calcium citrate and calcium carbonate.

And the preparation comprises that mixing uniformly the montmorillonite, common salt, sodium carbonate and finding, packing.

This paper gives the example of the technique applied to carbonate formations in the Ordos area.

Cellulose, calcium carbonate, stearic acid (vegetable source), silica and vegetable coating.

Calcium carbonate with dilute hydrochloric acid reaction, generate soluble calcium chloride.

The Daxi conglomerate is a suite of thick-bedded, massive carbonate-conglomerate with a maximum thickness of 2000 m.

Determination of lithium in slag refined by vacuum with calcium carbonate and ammonium chloride agglomeration was reported.

Calcium carbonate affects greatly water retention ability of calico soil especially under lower contents of organic matter.

The TEM photographs showed that the modified calcium carbonate had better disperse ability in cyclohexane.

Development status of nanometer calcium carbonate preparation technology is reviewed.

Molecule by molecule, coral animals gradually extract calcium carbonate from the surrounding water. . .

The shells, called tests, are made mainly of calcium carbonate, which the animals derive from carbon atoms in the air and water.

The structure, properties, application and market situation of poly (bisphenol A carbonate) (BPA-PC) were introduced.

Ordovician strata in Tahe oilfield belong to carbonate reservoir with well developed fractures and dissolution pores.

Light calcium carbonate was usually manufactured by chemical process, so its high alkalinity could not be avoided easily.

Many invertebrates have shells of calcium carbonate that bear evidence of the physical conditions in which they formed.

Dr Morris explained that the mineral probably came from carbonate-rich water, which interacted with the rock.

One unique pretreatment with carbonate or bicarbonate of the raw materials results in hydrophilic oleophilic bi-functional products.

The invention relates to a carbonate-type herbal-tea dark-plum fruit-vinegar plant-tea beverage.

sodium carbonate prepared in solution, must assure solution concentration in requirements range.

Subject: What is the MOQ on your potassium carbonate, potassium carbonate food grade, potassium carbonate.

The marine carbonate reservoir exploration of Southern China has long history, some discoveries were achieved, but the scale is limited.

The lower pH and lack of carbonate ion have serious consequences for life in the ocean.

The results showed that adding barium carbonate to the raw materials could enhance the acid resistance of the acidproof bricks effectively.

Both of them are characterized by carbonate clastic formation of shallow sea facies and filling sequence of transgression type.

It is electrical and temperature characteristic that determines the performance and reliability of Molten Carbonate Fuel Cell (MCFC) stack.

Exemplary anions include, but are not limited to, citrate, phosphate, carbonate, and combinations thereof.

Softgel Capsule (gelatin, glycerin, calcium carbonate, water), Rice bran Oil, Yellow Beeswax, Soy Lecithin and Corn Oil.

The method is used to identify geological events of clastic and carbonate rocks as well as their formation mechanism.

The molten carbonate fuel cell(MCFC) is considered as one of the most attractive power generation methods in the future.

The strontium mainly occurs in the forms of strontium sulfate. Carbonate mineral is the main gangue mineral.

Diphenyl carbonate(DPC) is an important intermediate in plastic industry.

In early stage carbonate is characterized by big hole, but after the initial diagenesis and burial it loses most of the permeability.

A solidification matrix includes a straight chain saturated carboxylic acid salt, sodium carbonate, and water.

The carbonation for synthesis of nanometer calcium carbonate under high gravity wast raced and measured by infrared method.

Calcium carbonate and the premenstrual syndrome : Effects on premenstrual and menstrual symptoms .

Inorganic calcium mainly calcium carbonate, calcium citrate, calcium lactate, calcium gluconate and other classes of organic calcium.

Objective: To explore the efficacy and side effects of lithium carbonate with sodium valproate in the treatment of acute manic episode.

soil quality . determination of carbonate content . volumetric method.

Ammonium hydrogen carbonate for industrial use (including foodstuffs).

It is hopeful for calcium carbonate whisker to be applied in covering material industry.

The marine hydrocarbon source rock is generally carbonate rock of isolated platforms and inter platform troughs in the Baise basin.

Some problems of KOH units were analysed, including grey flakes, over proof of potassium chloride and potassium carbonate.

Laboratory experiment of dry gas injection in super low-permeability carbonate fractured reservoir.

The Lower Triassic carbonate bank section of Songshan, Wuxi is particular and typical in the Middle and Lower Yangtze Region.

mixed carbonate sediment in beach or tideland facies with quartz sand taken from bayou or beach by coastwise flow and circumfluence.

The principle and method for surface modification of calcium carbonate with titanate coupling agent is described.

All but the top of the tablet has been eroded by calcium carbonate, and the inscriptions have become unreadable .

The effects of precipitated calcium carbonate(PCC) and grounded calcium carbonate(GCC) on paper quality was compared.

The influence of sodium carbonate, sodium hydroxide and sodium silicate on dispersion of hematite fines were studied.

Fracture-cave system in compact carbonate reservoir is a complex, inhomogeneous and nonlinear system.

sodium bicarbonate ( bicarbonate of soda ), silver nitrate, and calcium carbonate are others.

The Cambrian phosphoric ore is mainly composed of calcic phosphate, carbonate, silica and silicate minerals.

Haokun hydropower station is located in carbonate rock area. Where Karst strongly develops, hydrogeologic conditions are extremely complex.

Role with the release of carbon dioxide carbonate, and can in and alkali.

The mineral of the shell is almost pure calcium carbonate, with some magnesium, formed of radiating crystals.

A carbonate sedimentary rock predominantly composed of calcite of organic, chemical or detrital origin.

Mark Brenckle, an undergraduate at Tufts, adding sodium carbonate into boiling water as part of the silk degumming process.

Carbonate depositional environments are described, and the predictive capabilities of understanding facies belts are discussed.

It introduces regular packing and liquid distributor. Their application to modify cuprarnmonia and propylene carbonate unit are described.

Vapor-liquid equilibria and separation of methanol-dimethyl carbonate azeotrope are(reviewed) in this paper.

The effects of citric acid, sodium chloride and sodium carbonate adding on color-protection of pumpkin noodle were studied.

In TaZhong oil field mainly with carbonate cave reservoir, sounding technology of telluric electricity field plays a great role.

Coral reefs are formed by deposits of calcium carbonate left by successive generations of tiny polyps which feed off plankton.

So exactly describing and prediction the structural fracture is the key to exploit carbonate reservoirs in effect.

Every year, we produce CALCINED KAOLIN ten thousand tons, micro fine light calcium carbonate, twenty thousand tons.

Experiments find that sodium carbonate can be used as fired fly ash brick blank plasticizer for preparing fired fly ash brick.

a common mineral consisting of crystallized calcium carbonate; a major constituent of limestone.

It is formed by reacting nitric acid with a calcium salt (oxide, carbonate or hydroxide).

Said additive is prepared from corn flour, rosin, clay, edible adhesive, calcium carbonate and edible pigment.

Sodium carbonate , one of the four most important basic chemical commodities, is used in making glass, detergents, and cleansers.

The identification of calcium carbonate in PVC profiles by infrared spectrograph was introduced.

inorganic micro-compositions are majorly composed of clay group, others are carbonate and sulphide group.

Process routes and catalysts for the synthesis of dimethyl carbonate (DMC) from urea are reviewed.

And accordingly the horizontal well completions of carbonate reservoir were selected.

The resorcinol carbonate-based phosphate esters can be used as flame retardants and perhaps flowing agents.

method, experiments are made on determination of trace metal elements in organic extracts of carbonate rocks.

The results have guiding significance for the process design and improvement of fine calcium carbonate .

Will calcium-carbonate-shelled creatures adjust or die as the ocean grows less alkaline?

The influence of water-soluble macromolecules on the crystallization of calcium carbonate is reviewed combining with our work.