The Analyst, Volumer 14-15Royal Society of Chemistry, 1889 International journal concerned with the development and application of analytical and bioanalytical techniques. Covers all aspects of the theory and practice of analytical science, both fundamental and applied, including bioanalysis (including biospecific assays), chromatography and electrophoresis, mass spectrometry, electrochemistry, sensors, imaging techniques, sampling and sample handling, chemometrics/statistics, atomic and molecular spectroscopy and all other areas related to measurement science. |
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Resultat 1-5 av 88
Side 2
... added , very much depends on the exactness of the proportions , and it is doubtful whether the analysis of a sample so preserved would be of any value in a law court . It is , of course , apparent that as small a quantity as possible of ...
... added , very much depends on the exactness of the proportions , and it is doubtful whether the analysis of a sample so preserved would be of any value in a law court . It is , of course , apparent that as small a quantity as possible of ...
Side 3
... added , or one drop to 10 c.c. of milk , preserved the milks almost perfectly ; of course it precipitated the casein , but a vigorous shake brought this into so finely a divided state , that sampling was quite easy , the fat being ...
... added , or one drop to 10 c.c. of milk , preserved the milks almost perfectly ; of course it precipitated the casein , but a vigorous shake brought this into so finely a divided state , that sampling was quite easy , the fat being ...
Side 4
... added while the samples are fresh ; if decomposition has commenced it is of very little use . 23. Milk fresh ... Diff . +08 - · 37 I would recommend that a portion of all milks it is desired to preserve , be taken on receipt of the ...
... added while the samples are fresh ; if decomposition has commenced it is of very little use . 23. Milk fresh ... Diff . +08 - · 37 I would recommend that a portion of all milks it is desired to preserve , be taken on receipt of the ...
Side 5
... added 5 per cent . of that and not of the actual hydrogen fluoride . As regards Mr. Blount's question referring to the corroding effect of the acid on the vessels employed , he was not quite certain - if he meant had it any corroding ...
... added 5 per cent . of that and not of the actual hydrogen fluoride . As regards Mr. Blount's question referring to the corroding effect of the acid on the vessels employed , he was not quite certain - if he meant had it any corroding ...
Side 7
... added . It is impossible to conceive a manufacturing operation of the kind carried out in a more perfect , systematic , and cleanly manner , and it certainly is a matter of regret that many of our English dairies are so far behind those ...
... added . It is impossible to conceive a manufacturing operation of the kind carried out in a more perfect , systematic , and cleanly manner , and it certainly is a matter of regret that many of our English dairies are so far behind those ...
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acetic acid added adulteration albumen alcohol alkaline Allen alumina ammonia ammonium amount amylic alcohol apparatus arsenic barium beer boiling boracic acid bottle butter butter-fat cadmium carbonate carbonic acid caustic cent Chem chemical chemists chloride chloroform colouring matter containing copper cream detection determination dilute dissolved distillation Estcourt ESTIMATION ether evaporated excess experiments extract fatty acids filtered filtrate flask fluid fusel give grammes grams grms heat Hehner hydrochloric acid hydrogen insoluble iodine laboratory lard lime liquid litre method milk mixed mixture nitric acid nitrogen obtained oxide paper phosphate potash potassium powder precipitate present produced public analysts pure quantity reagent residue salicylic acid salts sample saponification silica soap SOCIETY OF PUBLIC soda soda-lime sodium soluble solution specific gravity starch substance sugar sulphate sulphide sulphuric acid taken temperature titrated tube Vieth volatile acids washed weight Westphal balance yeast
Populære avsnitt
Side 223 - No person shall mix, colour, stain, or powder, or order or permit any other person to mix, colour, stain, or powder any article of food with any ingredient or material so as to render the article injurious to health...
Side 53 - No person shall, with the intent that the same may be sold in its altered state without notice, abstract from an article of food any part of it so as to affect injuriously its quality, substance, or nature...
Side 53 - ... that he had no reason to believe at the time when he sold it that the article was otherwise, and that he sold it in the same state as when he purchased it, he shall be discharged from the prosecution, but shall be liable to pay the costs incurred by the prosecutor, unless he shall have given due notice to him that he will rely on the above defence.
Side 220 - ... (1) Where any matter or ingredient not injurious to health has been added to the food or drug because the same is required for the production or preparation thereof as an article of commerce, in a state fit for carriage or consumption and not fraudulently to increase the bulk, weight, or measure of the food or drug, or conceal the inferior quality thereof...
Side 53 - If the defendant in any prosecution under this Act prove to the satisfaction of the justices or court that he had purchased the article in question as the same iu nature, substance, and quality as that demanded of him by the prosecutor, and with a written warranty to that effect...
Side 223 - Under this section it is in violation of the sale of food and drugs act to " sell to the prejudice of the purchaser any article of food or any drug which is not of the nature, substance, and quality of the article demanded.
Side 54 - Viet c. 63), for havicg sold to the prejudice of the purchaser a certain article of food, to wit, beer, which was not of the nature, substance, and quality of the article demanded by the purchaser.
Side 23 - C. for one hour, filter, and wash with ammonium nitrate solution. (Test the filtrate by renewed digestion and addition of more molybdic solution.) Dissolve the precipitate on the filter with ammonia and hot water and wash into a beaker to a bulk of not more than 100 cc.
Side 219 - A brewer of beer for sale shall not adulterate beer, or add any matter or thing thereto (except finings for the purpose of clarification, or other matter or thing sanctioned by the Commissioners of Inland Revenue), before the same is delivered for consumption, and any beer found to be adulterated, or mixed with any other matter or thing (except as aforesaid), in the possession of a brewer of beer for sale shall be forfeited, and the brewer shall incur a fine of fifty pounds.
Side 45 - A convenient amount of the alcohol to be purified is shaken with pulverized potassium permanganate until it a'ssumes a decided color. It is then allowed to stand for some hours, until the permanganate has been decomposed and brown manganese oxide is deposited. A pinch of pulverized calcium carbonate is then added, and the alcohol distilled at the rate of about...