The final and best method is to add a small quantity of sodium carbonate (say 5 grains), and expose it to daylight.
Most water contains a little carbonate of lime and chloride of sodium, &c.
The best way of securing this neutral state is by keeping a little carbonate of silver at the bottom of the bottle in which the solution is kept.
Ordinary sensitized paper may be preserved for a considerable time if, when dry, it is placed between sheets of blotting-paper saturated with a solution of carbonate of soda, and dried.
This must be neutralized unless a little silver carbonate is left at the bottom of the bottle as described at page 20.
A few drops of a solution of sodium carbonate added to the bottle over-night will secure this.
In some parts of the coast of Durham, where the rock is not crystalline, it contains as much as 44 per cent of carbonate of magnesia, mixed with carbonate of lime.
The mineral veins with which we are most familiarly acquainted are those of quartz and carbonate of lime, which are often observed to form lenticular masses of limited extent traversing both hypogene strata and fossiliferous rocks.
At some points, also, it becomes dolomitic, and filled with small veins of carbonate of iron, and spots of red iron-ore.
Silex is especially abundant in hot springs, and carbonate of lime is almost always present in greater or less quantity.
One-half is scoriaceous, the pores being perfectly empty; the other part is amygdaloidal, the pores or cells being mostly filled up withcarbonate of lime, forming white kernels.
The pebbles in the conglomerate are cemented together with carbonate of lime.
Tom wanted something better than the usual carbonate and sulphuric combination, and he was not going to rest until he found it.
This is the product of some solution of a carbonate and sulphuric acid, and I suppose, eventually, I'll work out something on that order.
Yes, I have evolved a new combination of chemicals, using something of the carbonateidea as a basis.
Some fishing is carried on: but the staple trade is the export of sand, which, being highly charged with carbonate of lime, is much used for manure.
By this means the calcium sulphate is converted into calcium carbonate which is insoluble in water, so that it remains distributed throughout the mass of the brick instead of being deposited on the surface.
This question of "scumming" is very important to the maker of high-class facing and moulded bricks, and where a clay containing calcium sulphate must be used, a certain percentage of barium carbonate is nowadays added to the wet clay.
This hardening is brought about partly by evaporation of the water, but chiefly by the conversion of the calcium hydrate, or slaked lime, into calcium carbonate by the action of the carbonic acid in the atmosphere.
By igniting the white carbonate of cadmium, among other methods, a cinnamon-brown oxide is obtainable, of a very clear and beautiful colour if the process be well conducted.
Cotton seed oil is bleached by treatment with either carbonate of soda or caustic lime.
True cobalt green is made by igniting a very large quantity of carbonate of zinc with a very small quantity of carbonate of cobalt.
In fresco painting they have been pronounced admissible; but, apart from the question of damp, we should deem the conjunction of lime with carbonate of copper not favourable to permanence.
To obtain anchusin, all the soluble matters are first abstracted from the bruised root by water: it is then digested in a solution of carbonate of potash, from which it may be readily precipitated by an acid.
Another Mineral Green adopted in Germany as a substitute for the poisonous Schweinfurt green, is composed of chromate of lead, carbonate of copper, oxide of iron, and chalk.
Davy obtaining a similar colour by exposing to a strong heat, for two hours, a mixture of fifteen parts of carbonate of soda, twenty of powdered flints, and three of copper.
The carbonate of strontia swells up and produces a splendid white light, while the external flame is colored of a fine purple-red.
Generally gives the manganese reaction with nitre and carbonate of soda.
The carbonate does not give a strong color, but the acetate does, so long as it is not allowed to turn to a carbonate.
Lapis Lazuli | Fuses to a white glass, and when treated with carbonate | of soda on charcoal, gives the sulphur reaction on | silver.
With carbonate of soda and cyanide of potassium is decomposed and metallic mercury volatilized.
Its salts, with organic acids, are decomposed by ignition, and the carbonate of zinc remains.
For the decomposition and determination of insoluble substances, particularly the silicates, carbonate of soda is indispensable.
Those metals which are difficult of reduction should be fused with oxalate of potassa, instead of the carbonate of soda.
It does not melt with carbonate of soda, borax, or microcosmic salt, and is insoluble in every acid except the hydrofluoric.
Pulverized limestone, often called carbonate of lime, is the unburned limestone made fine so that good distribution may be possible.
Air-slaked lime, often called carbonate of lime, is stone-lime or hydrated lime combined with carbonic acid from the air, and thereby increased in weight.
When quite pure, they contain 90 or more per cent of carbonate of lime, and have a value per ton about equal to finely pulverized limestone, and near half the value per ton of stone-lime.
A lime carbonate molecule (see definition of "Carbonate") is represented as CaCO3.
The residue left in the retort was mixed with pure carbonate of potass and dried.
For this purpose he prepared a remedy he called Primum Ens Melissae, which was made by dissolving pure carbonate of potass, and macerating in the liquid the fresh leaves of the melissa plant.
The blue color is then obtained by applying on the parchment thus prepared a solution of carbonate of potash.
When this is found to be the case the vessel is immediately removed from the water-bath, and the liquid neutralized with pure carbonate of lime.
Two and one-half pounds cyanide of potash, five ounces carbonate of potash and two ounces cyanate of potass, the whole diluted in five pints of water, containing in solution one-fourth ounce chloride of gold.
The majesty of the law--all there is of it in Argentine--goes with me to Carbonate in the person of the town-marshal.
And each separate individual arrest will cost your company twelve hours, or such a matteh--the time required for you to go to Carbonate to give bond for your appearance.
In six months from September first the Utah people will be shut out of Carbonate business, which is all that keeps that part of their line alive.
But I've got to go to Carbonate to answer the charge and give bonds, just the same.
A letter from the Utah attorneys in Carbonate assured him that the injunction appeal was not yet decided, and another from Chief of Construction Evarts concerned itself mainly with the major's desire to know when he was to be relieved.
Three days afterward, to a screaming of smelter whistles and other noisy demonstrations of mining-camp joy, the Utah Short Line laid the final rail of its new Extension in the Carbonate yards.
Hence the enforced journey to Carbonate only anticipated an inspection trip which he had intended to make as soon as he had seated Adams firmly in the track-laying saddle.
He is away, you know; gone to Carbonate for the day.
We have some twenty miles of steel to lay to take us into the Carbonate yards.
For seventeen of the twenty miles the two lines were scarcely more than a stone's throw apart, and when Biggin joined him at the junction above Carbonate he had his note-book well filled with the necessary data.
If the Rajah's road can keep the new line out of Carbonate till the six months have expired, it will have a monopoly of all the carrying trade of the camp.
Successive growths of algae resulted in successive layers of calcium carbonate being deposited.
These are cylinders of limestone that apparently formed as an encrustation of calcium carbonate around logs and branches that fell into the edge of the lake.
Containing a measurable amount of the mineral dolomite; a mineral consisting mainly of magnesium carbonate and calcium carbonate.
Conglomerates occur as channel fills and contain calcium carbonate as cement as do a number of sandstone and siltstone layers in the upper Main Body.
The presence of aragonite and dolomite in the shales suggests that at least some of the carbonate deposition might well have been because of excessive evaporation and high concentrations of carbonates (Smith 1974, pers.
Equal portions of the bichromate and carbonate solutions (see page 4), used upon American pine, will have a very good effect.
On numerous woods, carbonate of soda and bichromate of potash are very effective as darkeners, as are also other preparations of an acid or alkaline nature, but the two given above are the best.
The carbonate solutions are generally used for dark surfaces, such as rosewood represents, and a still darker shade can be given to any one by oiling over after the stain is dry.
In this vessel the solution of carbonate of soda is placed, and is agitated under pressure with the carbonic acid thus forced into it, and which it rapidly absorbs.
A few years back, soda was got from the ashes of the plant called “salsola soda,” and sold in the form of an impure carbonate called “barilla.
The Soda of commerce is a carbonate of soda, and it is made from sea salt.
Shell consists of a basis of animal matter in which carbonate of lime (chalk) is deposited, the whole being poured out or secreted by the skin or mantle of the mollusk.
It is hard and chalky, from the presence of a large proportion of carbonate of lime in its minute cells.
Caesium nitrate, CsNO3, is obtained by dissolving the carbonate in nitric acid, and crystallizes in glittering prisms, which melt readily, and on heating evolve oxygen and leave a residue of caesium nitrite.
Cadmium is estimated quantitatively by conversion into the oxide, being precipitated from boiling solutions by the addition of sodium carbonate, the carbonatethus formed passing into the oxide on ignition.
Calcium is not precipitated by sulphuretted hydrogen, but falls as the carbonate when an alkaline carbonate is added to a solution.
Calcium is generally estimated by precipitation as oxalate which, after drying, is heated and weighed as carbonate or oxide, according to the degree and duration of the heating.
Agricola in 1546 derived it from the Latin calamus, a reed), was early used indiscriminately for the carbonate and the hydrous silicate of zinc, and even now both species are included by miners under the same term.
It is ordinarily prepared by the fermentation of sugar or starch, brought about by the addition of putrefying cheese, calcium carbonate being added to neutralize the acids formed in the process.
Caesium sulphate, Cs2SO4, may be prepared by dissolving the hydroxide or carbonate in sulphuric acid.
The purest magnesian limestone consists of a double carbonate of calcium and magnesium, called dolomite.
You see the hydrochloric acid has power to decompose calcium carbonate with the formation of carbonic acid and calcium chlorid, a kind of salt that is used to make a brine that won't freeze in the artificial ice plants.
The plant absorbs a substance known as calcium carbonate from the sea water and deposits it in the form of a hard, stony covering over its surface.
We can see the rings which are formed, as layer after layer of calcium carbonate is deposited, in fact the section of a stalactite bears a striking resemblance to a stem of a tree and has, before now, been mistaken for a fossil stem.
Calcium carbonate does not occur in sea water everywhere, at least not in sufficient quantity to be of use to the Coralline, that is the reason the sea weed is not quite so common as some of the others we have mentioned.
These structures are usually composed of calcium carbonate though sometimes, notably in some of the Derbyshire caves, Barium takes the place of Calcium.
The professor then explained to me the advantages of taking carbonate of soda before meals and said that some chemists gave one an enormous quantity for two soldi.
As we sat down to dinner next day he asked if he could have a little carbonate of soda.
Throw the sprouts, after removing the outer leaves, into three quarts boiling water, with salt and a pinch of carbonate of soda.
The second: a fifteen per cent solution of ammonium carbonate in water.
Make a paste of one teaspoonful of the flour and an equal amount of water; mix with it one-quarter of a teaspoonful of the logwood solution; follow this immediately with one-quarter of a teaspoonful of the ammonium carbonate solution.
Clay is soil consisting principally of aluminum silicate; in chalk, soft calciumcarbonate predominates.
On two similar occasions, where a physician was called, he administered injections of carbonate of ammonia, and the man was ill for eight or ten days from the effects of the medicine.
