Foods: Their Composition and Analysis: A Manual for the Use of Analytical Chemists and Others. With an Introductory Essay on the History of AdulterationC. Griffin, 1896 - 735페이지 |
도서 본문에서
79개의 결과 중 6 - 10개
122 페이지
... soda is specially likely to combine with the lime in insoluble combination - in far less proportion the potash . Bunge recommends the following method : -The watery ex- tract is decomposed with baryta water until a film forms on the ...
... soda is specially likely to combine with the lime in insoluble combination - in far less proportion the potash . Bunge recommends the following method : -The watery ex- tract is decomposed with baryta water until a film forms on the ...
123 페이지
... soda lime and burned , so as to decom- pose the nitrogenous substances into ammonia , are both too well known to be farther described . At the present time , nitrogen is most frequently determined by Kjeldahl's process . From 1 to 2 ...
... soda lime and burned , so as to decom- pose the nitrogenous substances into ammonia , are both too well known to be farther described . At the present time , nitrogen is most frequently determined by Kjeldahl's process . From 1 to 2 ...
124 페이지
... soda solution , diluted one - fourth . The difference found between the amount of alkali required to neutralise an equal bulk of normal sulphuric acid , before and after distillation , is reckoned as ammonia and cal- culated into ...
... soda solution , diluted one - fourth . The difference found between the amount of alkali required to neutralise an equal bulk of normal sulphuric acid , before and after distillation , is reckoned as ammonia and cal- culated into ...
125 페이지
... soda in a nitrometer , and the resulting gas measured . The difference between the nitrogen found by the first process and that by the second process equals the nitrogen as amido- acid amide . 3. Estimation of Amido - acid Nitrogen ...
... soda in a nitrometer , and the resulting gas measured . The difference between the nitrogen found by the first process and that by the second process equals the nitrogen as amido- acid amide . 3. Estimation of Amido - acid Nitrogen ...
129 페이지
... soda solution [ 1 of the salt to 3 of water ] , and then adds a little basic bismuth nitrate , boils , noticing whether there is any blackening , which is taken as an indication of dextrose . E. Brucket has modified this method , so as ...
... soda solution [ 1 of the salt to 3 of water ] , and then adds a little basic bismuth nitrate , boils , noticing whether there is any blackening , which is taken as an indication of dextrose . E. Brucket has modified this method , so as ...
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자주 나오는 단어 및 구문
absorption acetic acid added adulteration albumen alcoholic solution alizarine alkaline alum ammonia amount amyl alcohol analyst aniline apparatus band baryta beer blue boiling bread butter cane sugar carbon casein cells cent Chem chemical chicory chloride chlorophyll cocoa coffee colour colouring-matter concentrated containing copper crystallises crystals detected dextrin dilute dissolved distilled dried drug equal estimated ether evaporated extract fatty Fehling's solution fermentation filtered filtrate flask flour gives glass glucose glycerin green grms heated hydrochloric acid indigo insoluble iodine lime liquid litre malt matter mercury method mgrm microscope milk milk-fat milk-sugar mixed mixture nitrate nitric acid nitrogen obtained orange phosphoric acid picric polarisation potash powder precipitate prism purchaser pure quantity residue safranine salt sample slit soda sodium soluble soluble in water specific gravity spectroscope spectrum starch substance sulphate sulphuric acid tannin temperature tion tube violet weight wine yellow
인기 인용구
48 페이지 - No person shall 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...
712 페이지 - First. If any substance has been mixed and packed with it so as to reduce or lower or injuriously affect its quality or strength. Second. If any substance has been substituted wholly or in part for the article. Third. If any valuable constituent of the article has been wholly or in part abstracted.
711 페이지 - In the case of drugs: (1) If, when sold under or by a name recognized in the United States Pharmacopoeia, it differs from the standard of strength, quality, or purity laid down therein. (2) If, when sold under or by a name not recognized in the United States Pharmacopoeia, but which is found in some other pharmacopoeia or other standard work on materia medica, it differs materially from the standard of strength, quality, or purity laid down in such work. (3) If its strength, quality, or purity falls...
56 페이지 - The person purchasing any article with the intention of submitting the same to analysis shall, after the purchase shall have been completed, forthwith notify to the seller or his agent selling the article his intention to have the same analysed by the public analyst, and shall offer to divide the article into three parts...
251 페이지 - I shall here enumerate in order. 1st day, 2nd day, 3rd day, 4th day, 5th day, 6th day, 7th day, - 8th day, 9th day, - 10th day, llth day, - 12th day, 13th day, - 14th day.
39 페이지 - A MANUAL OF MARINE ENGINEERING: COMPRISING THE DESIGNING, CONSTRUCTION, AND WORKING OF MARINE MACHINERY.
33 페이지 - Pollution of Water. — Ventilation and Warming. — Principles of Sewage Removal. — Details of Drainage ; Refuse Removal and Disposal. —Sanitary and Insanitary Work and Appliances. — Details of Plumbers' Work. — House Construction. — Infection and Disinfection. — Food, Inspection of; Characteristics of Good Meat; Meat, Milk, Fish, &c., unfit for Human Food. — Appendix: Sanitary Law ; Model Bye-Laws, &c.
30 페이지 - With fine Portrait on Steel, Plates, and Diagrams. " No more enduring Memorial of Professor Rankine could be devised than the publication of these papers in an accessible form. . . . The Collection is most valuable on account of the nature of his discoveries, and the beauty and completeness of his analysis. . . . The Volume exceeds in importance any work in the same department published in our time.
49 페이지 - 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, and no person shall sell any article so altered without making disclosure of the alteration, under a penalty in each case not exceeding twenty pounds.
47 페이지 - No person shall, except for the purpose of compounding as hereinafter described, mix, colour, stain, or powder, or order or permit any other person to mix, colour, stain, or powder, any drug with any ingredient or material, so as to affect injuriously the quality or potency of such drug, with intent that the same may be sold in that state...