precipitant的例句

1. A compound used in analysis as a precipitant for palladium or nickel.: 在分析中用作钯或镍的沉淀剂的化合物。

2. For protein crystallization, the main impact of precipitant is on the solvent.: 对于蛋白质的结晶，沉淀剂主要在溶剂上产生作用。

3. Crystalline lanthanum carbonate was synthesized using ammonium bicarbonate as the precipitant.: 以碳酸氢铵为沉淀剂合成了碳酸镧晶体。

4. Nano ZrO2 was prepared by sol-gel method with ZrOCl2·8H2O as ingredient and ammonia as precipitant.: 以廉价无机盐八水氧氯化锆为原料，用氨水作沉淀剂，采用溶胶— 凝胶法制备纳米级二氧化锆。

5. Pancreatin was extracted from pig pancreas using isopropyl alcohol as solvent and chitosan as precipitant.: 目的：采用异丙醇为提取剂，一种新型沉淀剂壳聚糖对猪胰脏中胰酶的制备工艺进行研究。

6. If melamine is present, a precipitant is formed, which can also be assessed both visually and by spectrophotometry.: 如果存在三聚氰胺，将会形成一种沉淀物质，这也可以同时通过肉眼观察和分光光度法进行判断。

7. The concentration of dextran solution was measured by testing its turbidity value using ethanol as the precipitant.: 以乙醇为沉淀剂，测定水溶液中葡聚糖溶液浊度的方法测定葡聚糖的浓度。

8. The pearly pigment of mica titanium was prepared by using the liquid deposition method with the urea as precipitant.: 采用尿素作为中和剂，用液相沉积法制备了云母钛珠光颜料。

9. The aging precipitant and fracture topography were observed under TEM and SEM. The mechanism of fracture of samples was analysed.: 在透射电镜和扫描电镜上观察分析了合金析出物的特征和冲击试样的断口形貌及断裂机制。

10. The length and thickness can be controlled by altering the reaction temperatures and the reactant concentrations and the precipitant reagents.: 使用络合沉淀法，控制温度、浓度、改变沉淀剂，制备了长短、粗细可控的棒状氧化锆。

11. Some growtk conditions of transparent iron oxide pigment in the solution of ferrous sulphate with NaOH and NH_4HCO_3 as precipitant were investigated.: 对硫酸亚铁溶液用氢氧化钠和碳酸氢铵为沉定剂生成透明氧化铁颜料的条件进行了初步研究。

12. The present invention has the advantages of simple process and saving in alcohol and precipitant, and may be applied in refining and purification of hyaluronic acid.: 本发明用于分离透明质酸外，也可用于透明质酸的精制和纯化过程。

13. The effect of raw materials and precipitant concentration as well as drying way on particle size, aggregation state and sintering activity, was investigated in this paper.: 研究了沉淀过程中原料浓度、沉淀剂浓度及干燥方式对粉体粒径、团聚状态及烧结活性的影响。

14. The spheroidicity zirconia is prepared by controlling the reactive temperatures, the precipitant reagents and adding additives through a alcohols solvent precipitation method.: 采用醇溶剂沉淀法，通过控制温度、改变沉淀剂，加入添加剂等条件制备了椭球形氧化锆。

15. Solution polymerized styrene-butadiene rubber ( S-SBR ) was fractionated by repeated precipitation method, using redistilled toluene as solvent and ethyl alcohol as precipitant.: 本工作用甲苯作溶剂，乙醇作沉淀剂，用沉淀分级法，对溶聚丁苯橡胶（S-SBR）进行了分级。

16. Objectives In the progress of preparing "Shuanghuang Shengbai Granules", we compared the flocculant precipitant process and alcohol precipitant process to offer theoretical foundation.: 前言：目的比较双黄升白颗粒絮凝沉淀与醇沉工艺的优劣，为双黄升白颗粒的生产提供一定的依据。

17. In the precipitate system with masking agents, the calculation of the rational amount of the precipitant and the smallest remainder of metal ions in the solution is a complicated matter.: 在沉淀体系中，当有掩蔽剂存在时沉淀剂的合理用量及被沉淀离子在溶液中最小残留量的计算是个复杂问题。

18. The results could indicate that "this dramatic change in lifestyle accompanying the birth of a child is more of a precipitant for mental disorders in women than in men, " the authors write.: 作者说，结果也显示伴随孩子出生的生活方式的巨大变化，对母亲的精神方面影响大于父亲。

19. The results could indicate that "this dramatic change in lifestyle accompanying the birth of a child is more of a precipitant for mental disorders in women than in men, " the authors write.: 作者说，结果也显示伴随孩子出生的生活方式的巨大变化，对母亲的精神方面影响大于父亲。

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