游离酸

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  • free acid
游离酸游离酸
  1. 定pH法测定高放废液1AW中的游离酸

    Determination of free acid in high level liquid wastes by means of fixed pH value

  2. 借助于电位滴定法,用Na2B4O7溶液快速而准确的滴定出铀酰溶液中的游离酸浓度。

    By using the potentiometric titration method , the concentration of free acid in UO_2 ~ ( 2 + ) solution can be titrated quickly and exactly by means of Na_2B_4O_7solution .

  3. pH和底物浓度对产酸的影响归因于游离酸对各种微生物的抑制程度上的差异。

    Such an effect of initial pH and substrate concentration can be attributed principally to the difference of inhibition degree of non-dissociated acids on different microbes .

  4. CMC溶液的粘度随pH下降而降低,当低于pKa后,粘度略有上升,最终形成游离酸而发生沉淀。

    The viscosity of CMC solution decreases with decreasing pH and then increases a little when the pH lowers than pKa . Further decreasing pH leads to sedimentation of CMC from solution .

  5. 内容基本依照美国药典(USP27/NF22)CA项,包括鉴别、干燥失重、炽灼残渣、重金属、游离酸、乙酰化率。

    The contents were in compliance with USP27 / NF22 , which included identification , loss on drying , residue on ignition , heavy metals , free acid and content of acetyl .

  6. 两性树脂吸附低浓度游离酸

    Adsorption of Low Concentration of Free Acid by Amphoteric Resin

  7. 用天然碳酸钙除去硫酸钾肥料中游离酸

    Removal of Free Acid from Potassium Sulphate Fertilizer with Natural Calcium Carbonate

  8. 外加盐对壳聚糖树脂吸附游离酸的影响

    The effect of external-added salt on adsorption of free acid by chitosan resin

  9. 电化法研究壳聚糖树脂与游离酸的相互作用

    Study of Interaction Between Cross-linked Chitosan Resin and Free Acid by Electrochemical Process

  10. 电导法研究D(354)树脂与游离酸的相互作用

    Interaction evaluation between D_ ( 354 ) resin and free acid by conductance method

  11. 电导法研究可再生甲壳素吸附低浓度游离酸的行为

    The Adsorption Behavior of Low Concentration of Free Acid on Chitin by Conductometric Method

  12. 润滑脂中游离酸、游离碱不溶性碳酸盐含量测定方法

    Testing method for of free acid , free alkali and insoluble carbonate in lubricating grease

  13. 由于重钙的特性,用作生产复混肥的磷源,必须中和其游离酸。

    As the phosphorus resource of compound fertilizer , the free acid in TSP must be neutralized .

  14. 不同反离子类型D(354)树脂吸附游离酸性能研究

    Studies on Adsorption Property of Free Acid in Different Kinds of Contra-ion with D_ ( 354 ) Resin

  15. 蛋氨酸与其羟基类似物游离酸在肉仔鸡体内的相对生物学效价和吸收代谢比较

    Comparsion of Relative Bio-efficacy and Metabolism of Liquid Methionine Hydroxy Analogue Free Acid to DL-methionine in Broiler Chicken

  16. 粗硫酸铜经过洗涤、重溶、重结晶,粗硫酸铜中游离酸的脱除率在98%之上;

    Through washing , re-dissolving , re-crystal , the removal rate of dissociation sulfuric acid is more than 98 % .

  17. 实验结果表明,树脂吸附游离酸,其表观吸附速率常数随着外加盐离子浓度的增大而减少;

    The experimental results show that the apparent adsorption rate decrease with the increase in the ionic concentration of added salt .

  18. 利用电导实验技术,跟踪交联壳聚糖树脂吸附游离酸的行为,研究吸附体系的性质对吸附的影响。

    The adsorption of free acid with cross linked chitose resin and the effect on adsorption are studied applying conductance technology .

  19. 蛋白酶含量的分布情况与游离酸相仿,但在浅表性胃炎组即有明显的减少。

    The distributive pattern of pepsin content was similar to free acid , but it became reduced seriously at superficial gastritis group .

  20. 电导法研究固-液界面的吸附-D(354)树脂吸附低浓度游离酸的行为

    Conductivity Method Applied to the Study of Adsorption on Solid-Liquid Interface-Adsorption of Low Concentration of Free Acid by D_ ( 354 ) Resins

  21. 利用电化实验技术,跟踪观察交联壳聚糖树脂在不同环境体系吸附低浓度游离酸的行为。

    The behavior of adsorption of low concentration of free acid by crosslinked chitosan resin in different circumstance systems was followed by electrochemical experimental technique .

  22. 用过磷酸钙浸出液制取饲料级磷酸氢钙时,由于游离酸高,氟被浸入液相,所以必须脱氟,以保证产品质量。

    In order to guarantee the quality of the product , fluoride in calcium hydrogen phosphate for feed should be removed during its production with calcium superphosphate leaching liquid .

  23. 制备大鼠慢性萎缩性胃炎模型,通过胃液游离酸、总酸度、胃蛋白酶活性等实验指标,对半夏泻心汤进行拆方研究,观察其对大鼠慢性萎缩性胃炎的治疗作用。

    Establishing the rat model with chronic atrophic gastritis , do the research through the experimental indice as free acid in gastric juice , total acidity , pepsin activity , etc.

  24. 采用皂化错流萃取工艺,不但可使钕的利用率达到100%,而且可任意控制游离酸含量。

    By employing the crossflow saponified extraction process , not only the utilization ratio of neodymium can reach 100 % , but also the free acid content can be controlled arbitrarily .

  25. 目的检测胃炎灵胶囊对慢性萎缩性胃炎模型大鼠胃蛋白酶活性及胃液总酸和游离酸含量的影响。

    ObjectiveTo study the effects of Weiyanling Capsuleon the activity of pepsinum in gastric tissue and the contents of acidum and free acid in gastric juice in rats with chronic atrophic gastritis .

  26. 在此工艺条件下硬脂酸锌产物的游离酸含量、锌含量及熔点分别为0.43%、11.24%和124℃,均达到了优等品标准。

    Under these conditions , free acid content in the sample is 0.43 % , zinc content in the sample is 11.24 % , and the melting point 124 ℃, which comply with the standard data for high-class zinc stearate .

  27. 以小白鼠胃肠推进功能,胃中游离酸,总酸、胃蛋白酶及亚硝酸盐含量为指标,对山楂生品、炒品、炒焦品、炒炭品进行了比较。

    In this experiment , the crude Fructus Crataegi , its baked product , the products baked to dark brown and baked to charcoal were compared regarding the gastrointestinal promote function of rat , the content of free acids in stomach , total acids , pepsin and nitrite as indices .

  28. 利用电导实验技术跟踪树脂吸附游离酸的行为,讨论了外加盐和乙醇等因素对吸附的影响,利用固-液相互作用方程求取吸附剂-吸附质相互作用能。

    The adsorption of low concentration of free acid by resin was followed by electric conductance method . The effect of the ionic concentration of added salt on adsorption was discussed . The interaction energy between the adsorbent and the adsorbate was obtained by the interaction equation of the solid-liquid .

  29. 磷脂酶C抑制剂对脑缺血大鼠脑细胞膜游离脂肪酸释放的影响

    Effect of phospholipase C inhibitor on the free fatty acid liberation in the focal ischemic brains in rats models

  30. 游离脂肪酸、核因子-κB和2型糖尿病大血管病变关系的研究

    The Relationship of Free Fatty Acid 、 Nuclear Factor Kappa-B and the Diabetic Macrovascular Complications in Type 2 Diabetes Mellitus