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" The clear, supernatant fat is poured off and filtered through a dry filter-paper in a jacketed funnel containing boiling water. Should the filtered fat, in a fused state, not be perfectly clear, it must be filtered a second time. The... "
Essentials of volumetric analysis - الصفحة 281
بواسطة Henry William Schimpf - 1917 - عدد الصفحات: 366
عرض كامل - لمحة عن هذا الكتاب

Bulletin - Bureau of Chemistry, الأعداد 30-34

United States. Bureau of Chemistry - 1891 - عدد الصفحات: 834
...jacketed funnel containing boiling water, to remove all foreign matter and any traces of moisture. Should the filtered fat in a fused state not be perfectly clear, the treatment above mentioned must be repeated. The saponification flasks are prepared by having them...

Bulletin - Bureau of Chemistry, الأعداد 35-40

United States. Bureau of Chemistry - 1892 - عدد الصفحات: 790
...entirely settled out. The clean supernatant fat is poured oft' and filtered through a dry filter paper in a jacketed funnel containing boiling water. Should...filtered fat in a fused state not be perfectly clear, the treatment above mentioned must bo repeated. The saponification flasks are prepared by having them...

Analysis of Milk and Milk Products

Henry Leffmann, William Beam - 1893 - عدد الصفحات: 120
...entirely settled out. The clear supernatant fat is poured off and filtered through dry filler paper in a jacketed funnel containing boiling water. Should...filtered fat in a fused state not be perfectly .clear, the treatment above mentioned must be repeated. The saponification flasks are prepared by having them...

A Manual of practical hygiene

William Michael Late Coplin - 1893 - عدد الصفحات: 650
...jacketed funnel containing boiling water, to remove all foreign matter and any traces of moisture. Should the filtered fat in a fused state not be perfectly clear, the treatment above mentioned must be repeated. The saponification flasks are prepared by having them...

Bulletin - Bureau of Chemistry, الأعداد 41-47

United States. Bureau of Chemistry - 1894 - عدد الصفحات: 1004
...through a dry filter paper in a jacketed funnel containing boiling water. Should the filtered fat, iu a fused state, not be perfectly clear, it. must be filtered a second time. The saponification flasks are prepared by thoroughly -washing with water, alcohol, and ether, -wiping...

A Systematic Handbook of Volumetric Analysis; Or, The Quantitative ...

Francis Sutton - 1896 - عدد الصفحات: 612
...jacketed filter containing boiling water, to remove all foreign matter and any trace* of moisture. Should the filtered fat in a fused state not be perfectly clear tintreat men t alx>ve mentioned must be repeated. The saponific'ition flasks are prepared by having...

Principles and Practice of Agricultural Analysis: Agricultural products

Harvey Washington Wiley - 1897 - عدد الصفحات: 700
...separated. The clear supernatant fat is poured off and filtered through a dry filter paper in a jacket funnel containing boiling water. Should the filtered...perfectly clear, it must be filtered a second time. The final drying is accomplished at 100° in a thin layer in a flat bottom dish, in partial vacuum...

A Manual of volumetric analysis for the use of pharmacists, sanitary and ...

Henry William Schimpf - 1898 - عدد الصفحات: 582
...— The butter or fat to be examined should be melted and kept in a dry, warm place at about 60° F. for two or three hours, until the water and curd have...all foreign matter and any trace of moisture. The saponification-flasks are prepared by thoroughly washing with water, alcohol, and ether, wiping perfectly...

A Text-book of Volumetric Analysis: With Special Reference to the Volumetric ...

Henry William Schimpf - 1898 - عدد الصفحات: 588
...— The butter or fat to be examined should be melted and kept in a dry, warm place at about 60° F. for two or three hours, until the water and curd have...all foreign matter and any trace of moisture. The saponification-flasks are prepared by thoroughly washing with water, alcohol, and ether, wiping perfectly...

Commercial Organic Analysis: Part I. Fixed oils, fats, waxes, glycerol ...

Alfred Henry Allen - 1898 - عدد الصفحات: 396
...at about 60° for two or three hours, until the water and curd have entirely settled out. The elear, supernatant fat is poured off and filtered through...the filtered fat, in a fused state, not be perfectly elear, it.Inust be filtered a second time. The saponiflcation flasks are prepared by thoroughly washing...




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