Held synthesized the acid from ethyl chlor-acetoacetate (from chlorine and acetoacetic ester) by heating with potassium cyanide and saponifying the resulting nitrile. [Please select]
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In adding the silicate it is necessary to add additional lye to that required for saponifying the fats, about 20 per cent. [Please select]
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On the other hand, if we use a mineral acid as the saponifying agent, we obtain the fatty acids themselves in addition to glycerine. [Please select]
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The time consumed in thus saponifying rosin is about five hours. [Please select]
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In saponifying a freshly stocked kettle it is apt to bunch. [Please select]
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Where the glycerine is obtained from spent lye by saponifying the fats or oils with caustic alkali. [Please select]
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The chief aim of the refiner is to remove these impurities without saponifying any of the neutral oil. [Please select]
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Where the glycerine is obtained by saponifying the fats or oils by some other method than the above, of which there are the following: (a) Twitchell process. [Please select]
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