Food Inspection and Analysis: For the Use of Public Analysts, Health Officers, Sanitary Chemists, and Food EconomistsJohn Wiley, 1913 - 1001 pages |
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Page 64
... flask C , carrying with it whatever it dissolves . The operation is automatically repeated , the substance being successively extracted with freshly distilled portions of the solvent , which leaves behind in the flask C the material in ...
... flask C , carrying with it whatever it dissolves . The operation is automatically repeated , the substance being successively extracted with freshly distilled portions of the solvent , which leaves behind in the flask C the material in ...
Page 65
... flask is then freed from all traces of the solvent by drying first on the water - bath and then in the oven , after which it is cooled in the desiccator and weighed , the difference between this and the first weighing representing the ...
... flask is then freed from all traces of the solvent by drying first on the water - bath and then in the oven , after which it is cooled in the desiccator and weighed , the difference between this and the first weighing representing the ...
Page 70
... flask , which should be pear - shaped with flat or round bottom and made of moderately thick Jena glass . A ... flask of about 250 cc . capacity and of the same shape as the above , and the distillation in an ordinary round - bottomed ...
... flask , which should be pear - shaped with flat or round bottom and made of moderately thick Jena glass . A ... flask of about 250 cc . capacity and of the same shape as the above , and the distillation in an ordinary round - bottomed ...
Page 71
... flask , the flask is well shaken and allowed to stand a few minutes , occasionally shaking . Then 5 grams of sodium thiosulphate are GENERAL ANALYTICAL METHODS . 71.
... flask , the flask is well shaken and allowed to stand a few minutes , occasionally shaking . Then 5 grams of sodium thiosulphate are GENERAL ANALYTICAL METHODS . 71.
Page 72
... flask and 20 cc . of sulphuric acid added . The flask is placed in an inclined position over a Bunsen burner , and the mixture heated below boiling for 5 to 15 minutes or until the frothing ceases , after which the heat is raised until ...
... flask and 20 cc . of sulphuric acid added . The flask is placed in an inclined position over a Bunsen burner , and the mixture heated below boiling for 5 to 15 minutes or until the frothing ceases , after which the heat is raised until ...
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Common terms and phrases
acetic acid added adulterant Agric alcohol alkaline ammonia amount analysis beaker boiling boric acid butter cane sugar carbon cells Cent Chem chloride cider cocoa coloring matter composition containing cool copper crystals Detection Determination dextrin dextrose dilute dish dissolved distillate dried edible portion ether extract evaporate fermentation fiber filter filtrate flask flavor flour fruit funnel Genuss glucose grams heat hydrochloric acid insoluble invert sugar iodine Jour juice lard liquid malt maltose meat method microscope milk minutes mixture Nahr nitric acid nitrogen obtained orange oxide polarization potassium potassium hydroxide powder precipitate prepared present proteins pure reagent refractometer residue salt sample separatory funnel shake sodium hydroxide soluble solution specific gravity standard starch substances sucrose sulphate sulphuric acid temperature tenth-normal tion titrate total solids tube U. S. Dept vanillin vinegar volatile volume wash water-bath weight wine yellow Zeits
Popular passages
Page 961 - First. If any substance has been mixed and packed with it so as to reduce or lower or injuriously affect its quality or strength.
Page 961 - Second. If it be labeled or branded so as to deceive or mislead the purchaser, or purport to be a foreign product when not so, or if the contents of the package as originally put up shall have been removed in whole or in part and other contents shall have been placed in such package...
Page 961 - If it contain any added poisonous or other added deleterious ingredient which may render such article injurious to health...
Page 961 - Third. If in package form, the quantity of the contents be not plainly and conspicuously marked on the outside of the package in terms of weight, measure, or numerical count: Provided, however, that reasonable variations shall be permitted, and tolerances and also exemptions as to small packages shall be established by rules and regulations made in accordance with the provisions of section three of this act.
Page 962 - Fourth. If the package containing it or its label shall bear any statement, design, or device regarding the ingredients or the substances contained therein, which statement, design, or device shall be false or misleading in any particular...
Page 962 - In the case of articles labeled, branded, or tagged so as to plainly indicate that they are compounds, imitations, or blends, and the word " compound," " imitation," or " blend," as the case may be, is plainly stated on the package in which it is offered for sale : Provided, That the term blend...
Page 962 - That the term blend as used herein shall be construed to mean a mixture of like substances, not excluding harmless coloring or flavoring ingredients used for the purpose of coloring and flavoring only: And provided further, That nothing in this Act shall be construed as requiring or compelling proprietors or manufacturers of proprietary foods which contain no unwholesome added ingredient to disclose their trade formulas, except in so far as the provisions of this Act may require to secure freedom...
Page 962 - Act, the same shall be disposed of by destruction or sale, as the said court may direct, and the proceeds thereof, if sold, less the legal costs and charges, shall be paid into the Treasury of the United States, but such goods shall not be sold in any jurisdiction contrary to the provisions of this Act or the laws of that jurisdiction: Provided however, That upon the payment of the costs of such libel proceedings and the execution and delivery of a good and sufficient bond...
Page 960 - ... or offered for sale in the District of Columbia, or in any Territory of the United States, or which shall be offered for sale in unbroken packages in any State other than that in which they shall have been respectively manufactured or produced, or which shall be received from any foreign country, or intended for shipment to any foreign country, or which may be submitted for examination by the chief health, food or drug officer of any State, Territory or the District of Columbia...
Page 962 - ... shall be liable to be proceeded against in any district court of the United States within the district where the same is found, and seized for confiscation by a process of libel for condemnation.