Specific solvent separation, acid and alkali treatment, enzymatic hydrolysis and column chromatography are the main methods to be used in the refinement of curcumin.
精制方法主要包括专一性溶剂法、酸碱法、酶水解法和柱层析法等。
METHODS the compounds were isolated by acid and alkali treatment and column chromatography, and the structures are identified by physicochemical properties and spectral data.
方法利用酸碱处理及硅胶柱色谱进行分离，通过理化性质和波谱数据鉴定结构。
The corrosive environment accelerates strongly crack growth of the composites. After acid and alkali treatment, the wear mechanism is the synthetic action of abrasive wear and fatigue fracture.
腐蚀环境对材料的裂纹扩展有较明显的加速作用，酸碱处理后材料的磨损机制主要是磨粒磨损和疲劳磨损的综合作用。
The effects of factors, such as high-speed shear treatment, heat treatment, acid treatment and alkali treatment on the soluble characteristic were investigated.
分别考察了高速剪切处理、加热处理、酸处理和碱处理对醇变性大豆蛋白溶解特征的影响。
The effect was studied on the sink strength and acid and alkali circumstance in tomato fruit during fruit development by Fengchanji2 treatment.
以自然坐果的番茄为对照，研究了丰产剂2号蘸花处理对番茄果实发育过程中库强度和果实内酸碱环境的影响。
This paper studied the TCF bleaching of rice straw ammonium sulfite pulping, which contains of oxygen-alkali bleaching, acid treatment and hydrogen peroxide bleaching.
研究了稻草亚铵浆的氧碱漂白、酸预处理和过氧化氢补充漂的三段漂白。
The national standard is used to determine the performance of the ion exchange resin. acid and alkali of the old resin can not be limited to the number of times in the treatment of national standard.
运用国标测定离子交换树脂，对旧树脂的酸碱处理不能限于国标中次数，应检验排出液中杂质含量；
The practice proves that the treatment process is successful and it is a new, effective, economical and practical method for acid-alkali wastewater treatment, which should be popularized.
该工艺是一种新型高效、经济实用的酸碱废水回用的处理方法，具有很好的推广价值。
It is a new, high efficient, economical and practical method for the recycling treatment to acid-alkali wastewater, and it has a...
该工艺是一种新型高效、经济实用的酸碱废水回用的处理方法，具有很好的推广价值。
The invention provides a hair treatment composition such as a shampoo or conditioner comprising a disaccharide, alkali metal salt and a di-acid or salt thereof.
本发明提供一种头发处理组合物，例如含有二糖、碱金属盐以及二酸或其盐的洗发香波或调理剂。
The invention provides a hair treatment composition such as a shampoo or conditioner comprising a disaccharide, alkali metal salt and a di-acid or salt thereof.
本发明提供一种头发处理组合物，例如含有二糖、碱金属盐以及二酸或其盐的洗发香波或调理剂。
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