Carbon bisulphideis an infallible poison and has no effect upon colours when used in a perfectly dry state.
These are nitrogen, carbonic acid gas, and the destructive sulphur compounds, sulphuretted hydrogen and carbon bisulphide vapour.
Again, for all ordinary sources of radiant heat, bisulphide of carbon, both in the liquid and vaporous form, is one of the most diathermanous bodies ever known.
They long ago indicated points of resemblance between bisulphide of carbon and carbonic acid.
For the radiation from carbonic acid, the same layer of bisulphide transmits only 25 per cent.
Of the radiation from hydrogen, a thin layer of bisulphide transmits 90 per cent.
For root-feeders, bisulphide of carbon injected into the soil is of particular value.
These seed-feeders may be killed in the seeds by subjecting them to the fumes of bisulphide of carbon.
Where the insects are few and can be readily reached, an injection of carbon bisulphide into the burrow, the orifice of which is then immediately closed with soap or putty, will often destroy the insects within.
In Singer's process, which was described in detail by Mr. Watson Smith some time ago before the Society of Dyers and Colourists, carbon bisulphide is used.
The disadvantages of bisulphide are: (1) It tends after some time (p.
By using redistilled bisulphide this defect may be avoided.
The carbon bisulphide that has been used is placed in steam-heated stills, distilled off from the grease, condensed in suitable condensers, and used over again.
After going through the bisulphide the wool is dried and passed through water which completes the process.
This, however, is less with redistilled bisulphide than with the ordinary quality, and with suitable apparatus is not insuperable.
An extract of myrrh, prepared with bisulphide of carbon, gives the same reaction with bromine vapor.
To remove the solvent, the discharge cock K{2} on the bottom of the cylinder is opened, which communicates with the discharge pipe J, through which the bisulphide of carbon is conducted into a reservoir.
Such adulterations may be detected by bisulphide of carbon, which completely dissolves these substances, but not the Tolu balsam.
The bisulphide of carbon brought to the boiling point (114° F.
The volatile oil is laevorotatory, and when diluted with bisulphide of carbon becomes, according to Flückiger, violet by the action of bromine.
The bisulphideof carbon is finally separated from the oil by distillation and again used.
The cylinder is filled with the vegetable substance to be extracted, and sufficient petroleum-ether or bisulphideof carbon to cover it, poured in.
For obtaining the volatile oils by extraction various solvents such as ether, bisulphide of carbon, etc.
Bisulphide of carbon is put upon a rag or other substance, which is put into the burrow and the opening closed.
They are destroyed by giving them poisoned food, trapping, shooting, and suffocating through the use of bisulphide of carbon.
Parallel decompositions occur between carbon bisulphide and either acetylene or calcium carbide, all the carbon of both substances being eliminated, while the by-product is either sulphuretted hydrogen or calcium (penta) sulphide.
Common phosphorus is perfectly and rapidly dissolved by bisulphide of carbon.
Putting Vr and Vb for the speeds of red and blue light respectively in bisulphide of carbon, the mean result compares with theory as follows:-- Observed value of the ratio Vr, Vb 1.
This would indicate that in carbon bisulphide each individual light wave forming the front of a moving ray dies out in a space of about 15 wave-lengths.
The bisulphide of carbon, mixed with water, flows into a reservoir, provided with diaphragms to prevent splashing, and consequent loss by evaporation.
An objection which has been raised to this process is that the use of such an easily inflammable substance as bisulphide of carbon is attended by great risk of fire.
Now, when wool moist with bisulphide is heated, it invariably turns yellow.
Were the bisulphide to be exposed to free air, there might be force in this objection; but there is no reason why it should ever be removed from under a layer of water.
Cold water is then admitted, and the machine being again caused to rotate, the whole of the bisulphide is expelled.
If the collection is found to be infested with insect pests, it may be renovated by pouring a little bisulphide of carbon into the boxes and closing them at once.
Besides the colouring principle of the lazulite, there are always more or less mica and iron pyrites, the latter a lustrous yellow bisulphide of iron, which has often been mistaken for pellets of gold.
Bisulphide of arsenic combines with basic metallic sulphides forming a class of sulphur-salts, called by Berzelius, hyposulpharsenites.
But by using a very small quantity of the bisulphide mixture, the plated surfaces were so bright that the use of polishing mops or buffs could be almost dispensed with.
To get over this I tried, some time ago, the use of bisulphide of carbon in the same way as used for obtaining a bright silver deposit.
The mixture is made by shaking together, in a glass bottle, one ounce bisulphide and one gallon of the plating liquid, allow to stand until excess of bisulphide has settled, and decant the clear liquid for use as required.
Cyanide of potassium may also be obtained from potassium thiocyanate, which is formed from ammonium thiocyanate obtained by the action of ammonia upon bisulphide of carbon (see works upon Organic Chemistry).
Carbon bisulphide is formed from sulphur and carbon at about the same temperature at which it can be resolved into sulphur and carbon.
A small quantity of iodine dissolved in carbon bisulphide tints it rose-colour, but in a somewhat larger amount it gives a violet colour.
Electric or magnesium light, or the light emitted by the combustion of carbon bisulphide in nitric oxide, and actinic light in general, acts in the same manner as sunlight, in proportion to its intensity.
Sulphur is slightly soluble in many thin oils; it is very soluble in carbon bisulphide and in some other liquids.
A spectrum is now before you, and you notice that the transparent bisulphide of carbon has no effect upon the colours.
Pour water and bisulphide of carbon into two cups of the same depth; the cup that contains the more strongly refracting liquid will appear shallower than the other.
Altering in no particular the wedge-shaped vessel, but simply substituting for the water the transparent bisulphide of carbon, you notice how much higher the beam is thrown, and how much richer is the display of colour.
To prepare the emulsion, three parts of this soap solution are thoroughly agitated with seven parts of carbon-bisulphide until emulsification is complete, which can be gauged by the creamy-white colour and viscosity.
Carbon-bisulphide gas being heavy, the containers (shallow dishes) should be placed on a shelf near the top of the chamber during fumigation.
The chief fumigants are black-leaf 40, carbon-bisulphide and calcium cyanide.
The amount of carbon-bisulphide to be used varies, according to circumstances.
Carbon-bisulphide is a liquid, the gas evolved from it being an effective fumigant.
A solution of india rubber in bisulphide of carbon is now generally employed instead of an ethereal solution.
The author has continued his experiments on this subject with the object of determining (1) the minimum quantity of bisulphide required, and (2) whether articles of food preserved by means of it are fit for human consumption.
The gas produced by burning sulphur, sulphurous anhydride, or, as Mr Keates has suggested, by burning bisulphide of carbon.
Probably a smaller quantity of the bisulphide would suffice.
The basis of these is said to be 'aurum musivum,' or bisulphide of tin.
The bisulphide of carbon collects at the bottom of the receiver, and is then purified from adhering moisture and sulphur by distilling it, at a low temperature, from fused chloride of calcium.
The purest chloral hydrate is said to be that which has been crystallised two or three times out of pure bisulphide of carbon.
When a solution of alum, or bisulphide of carbon, is employed, there is but slight reduction in loudness, but a solution of iodine in bisulphide of carbon cuts off most of the audible effect.
In a cavity of this piston they fastened a bit of cotton wool soaked in bisulphide of carbon.
Bisulphide of carbon and phenol (carbolic acid) have also been experimented with in connection with their antiseptic action on nitrification.
It has already been pointed out that nitrification is arrested by the action of antiseptics, such as chloroform, bisulphide of carbon, and carbolic acid.
Bisulphide of carbon was found to do it instantly.
I wish somewhat rapidly to effect the change of this liquid bisulphide of carbon into gaseous bisulphide of carbon, and in order to accomplish this object I must have heat.
Just as I converted my solid sulphur into a gas by the heat of the tinder, so here I am converting this liquid bisulphide of carbon into a gas by the wind from my bellows.
If I put a hot rod into this bottle of coal gas, no such effect results, since coal gas requires a very much higher temperature to ignite it than bisulphide of carbon gas.
So I take this tube which, as you see, is connected with a pair of bellows, and simply blow on my bisulphide of carbon.
I have in this glass box water coloured blue on which is floating paraffin, made heavier by mixing with it a bad-smelling and dangerous liquid called bisulphideof carbon.
The addition of bisulphide of carbon makes the mixture heavier.
Experiments with ether must be performed with great care, because, like the bisulphide of carbon, it is dangerously inflammable.
A very little bisulphide of carbon poured carefully down a pipe will form a heavy layer above the water, on which these compound bubbles will remain floating.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "bisulphide" in a variety of sentences. We hope that you will now be able to make sentences using this word.
