Boracic

(a.) Pertaining to, or produced from, borax; containing boron; boric; as, boracic acid.

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• As boracic acid is but slightly soluble in water and other common solvents this combination with glycerine--which is also a useful agent in arresting the growth of germs--is peculiarly valuable. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• I take preferably not less than 5 parts by weight of pure boracic acid in crystals, and add thereto 1 part of pure phosphate of soda. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• This dissolves in water, but when boiled in large quantities of the same it is decomposed into glycerine and boracic acid. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• Fahrenheit for about two hours, which causes the boracic acid to dissolve and blend with the glycerine. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• Barff of Kilburn, England, it seems was the first to combine boracic acid with glycerine, and to produce a preservative compound known as boroglyceride, which is soluble in water and alcohol. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• He knew there were medical opinions in favor of boracic acid, and one physician he was acquainted with used it as a medicine. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• Of all the anti-septic agents used for the purposes mentioned boracic acid is the favorite, and salicylic acid next in choice. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• It might not be known to the meeting that boracic acid had been used for a great many years for preserving food, and in fact many of them in summer time had their milk well dosed with it. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• He hoped the addition of the glycerine would increase the power and prevent some drawbacks which would otherwise stand in the way of boracic acid alone as a preservative of raw or cooked meat. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• The boracic acid, subnitrate of bismuth, thymol, and pimento is placed in a mortar and reduced to a fine powder. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• Now my process consists in taking equal quantities of glycerine and crystallized boracic acid, placing the same in a closed or sealed vessel, and then applying heat at about 300 deg. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• The result is boro-phosphate of soda, containing more or less free boracic acid, according to the excess thereof used above the proportions given. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• My invention consists in a new mode of producing a new preservative compound from boracic acid and glycerine, as hereinafter described. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• The following is a different process of using boracic acid, and explains itself: James Howard, Philadelphia, Pa. 威廉K.戴维. 智者、化学家和伟大医生的秘密.

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