Double sulphates of beryllium and the alkali metals are known, e.
On concentration of the solution, the major portion of the aluminium present separates as alum, and the mother liquor remaining contains beryllium and iron sulphates together with a little alum.
The principal emetics are ipecacuanha and tartarised antimony, and their preparations; and the sulphates of zinc and copper.
There is also a slight increase in the amounts of sulphates and carbonic anhydride.
The first of these disinfectants is stated to be a mixture of the sulphates of copper and aluminium, with potassic dichromate and turpentine.
The sulphates of iron and zinc have the property of rapidly destroying noxious effluvia.
All soluble sulphates, especially sulphates of iron and aluminium.
A quantity of either of these sulphates thrown into a cesspool, for instance, will in a few hours render the matter therein quite scentless.
The horse, however, takes the sulphatesof a strength which the human being would not survive--where the one for a dose swallows a grain, the other may imbibe a drachm.
The sulphates are potent and valuable medicines; the Veterinary Pharmacopoeia could not afford to discard them; but they can be administered in substance, and should with caution be exhibited in a liquid form.
The heptahydrated salt combines with the alkaline sulphates to form double sulphatesof composition CoSO4.
Sulphur is derived mainly from iron pyrites, which yields sulphates by combustion.
Salts soluble in water, chiefly alkaline chlorides and chlorites, and sulphates of lime and magnesia .
Sand, clay, carbonates and sulphatesof lime and magnesia .
Crystalline pyroxene and crystallized sulphates of lime apparently abound, while the same is the case with carbonate of manganese, and other forms of the metal so common in Western Sinai.
We traced this huge deposit of sulphates and carbonates of lime from the southern Wady Hamz, through the islets at the mouth of the Birkat 'Akabah, all along the shore of North Midian.
The material is the normal Secondary formation, sulphates and carbonates of lime supporting modern corallines and conglomerates of shell.
The so-called live steam purifiers are open heaters, the water being raised to the boiling temperature and the carbonates and a portion of the sulphates being precipitated.
The soda process is used for waters containingsulphates of lime and magnesia.
Such a method is used where sulphates of lime and magnesia are contained in the water, together with such quantity of carbonic acid or bicarbonates as to impair the action of the soda.
The salts usually responsible for such incrustation are the carbonates and sulphates of lime and magnesia, and boiler feed treatment in general deals with the getting rid of these salts more or less completely.
Carbonate of soda, added to water containing little or no carbonic acid or bicarbonates, decomposes the sulphates to form insoluble carbonate of lime or magnesia which precipitate, the neutral soda remaining in solution.
Sufficient soda is used to break down the sulphates of lime and magnesia and as much lime added as is required to absorb the carbonic acid not taken up in the soda reaction.
The disadvantage of this class of apparatus is that some of the sulphates remain in solution to be precipitated as scale when concentrated in the boiler.
It acts directly on the soluble sulphates to form barium sulphate which is insoluble and may be precipitated.
Quantitative estimation of the total sulphates yields little of clinical value.
By far the most important of the conjugate sulphates and representative of the group is potassium indoxyl sulphate.
The urinary sulphates are derived partly from the food, especially meats, and partly from body metabolism.
The presence of sulphates alters the density, and of course the sodium chloride content.
Beudant afterwards observed that other bodies, such as the sulphates of iron and copper, might present themselves in crystals of the same form and angles, although the form was not a simple one, like that of alum.
Wagner's method of obtaining sulphates of the alkaloids, 263.
The liquid may now be evaporated to dryness with either hydrochloric or sulphuric acids, and the total alkalies weighed assulphates or chlorides.
Finally, it would appear that the determination of sulphates in the urine is not of much value, save when the normal amount that the individual secretes is primarily known.
As is well known, mineral sulphates are insoluble in, and are precipitated by, alcohol, whereas sulphuric acid enters into solution.
The mother liquids are treated with absolute alcohol, which dissolves the sulphates of the ptomaines.
To estimate the amount of phenyl-sulphate or cresol-sulphate in the urine, the normal sulphates may be separated by the addition of chloride of barium in the cold, first acidifying with hydrochloric acid.
Manufacture of Aluminium SulphatesandSulphates of Iron# -- Manufacture of Aluminium Sulphate and the Alums -- Manufacture of Sulphates of Iron.
Barium chloride is present in some natural waters, and when this is the case the interaction of sulphates results in a deposition of barytes, as has occurred in the pipes and water-boxes of the Newcastle-on-Tyne coal mines.
Illustration] Crystals of barytes are orthorhombic and isomorphous with the strontium and lead sulphates (celestite and anglesite); they are usually very perfectly developed and present great variety of form.
In hearth puddling, it is important not only that the peat or peat-coal contain little ash, but especially that the ash be as free as possible from sulphates and phosphates, which act so deleteriously on the metal.
A and B, after excluding sand, are seen to consist chiefly of carbonates and sulphates of lime and magnesia.
These substances are chloride of sodium or marine salt, sulphates of magnesia, potassa, lime, and other substances which the water of various seas is found to contain.
Many preparations are on the market containing both chlorides and sulphates with appropriate basicity.
In dyeing logwood extract is largely used, occasionally a little fustic is used also, and by using a "striker" of iron and copper sulphates a good black is obtained.
The Sulphates of Zinc and of Copper; common Salt, and among vegetables, Mustard and Horse-radish, are used as irritant emetics.
The Sulphates of Zinc and Copper have, however, been occasionally used in diarrh[oe]a.
Sulphuric acid does not act like the sulphates of Soda and Magnesia, nor is the action of Hydrochloric acid the same as that of common salt.
A great favourite of mine consists of equal parts of sulphates of copper, iron, and zinc, mixed with strong carbolic acid, a very little vaseline being added to give the mass cohesion.
The waters of Bedford Springs, Pennsylvania, also approximate them in the proportion of sulphates of sodium and magnesium.
The sulphates form a characteristic ingredient of the air in manufacturing districts.
Vaughan may need all four of the sulphates any moment.
It has been found by Pichard that the action of certain mineral sulphates is extremely favourable to the process, and among these gypsum.
Unfortunately, however, most of the commercial sulphates are very impure, and contain generally considerable quantities of muriate.
Kainit, which consists of a mixture of sulphates and chlorides of potassium and magnesium, has also been suggested for this purpose.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "sulphates" in a variety of sentences. We hope that you will now be able to make sentences using this word.
