• A compound used in analysis as a precipitant for palladium or nickel.

    分析用作沉淀剂的化合物

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  • Crystalline lanthanum carbonate was synthesized using ammonium bicarbonate as the precipitant.

    以碳酸氢铵沉淀合成了碳酸晶体

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  • Nano ZrO2 was prepared by sol-gel method with ZrOCl2·8H2O as ingredient and ammonia as precipitant.

    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— 凝胶法制纳米级二氧化锆。

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  • Pancreatin was extracted from pig pancreas using isopropyl alcohol as solvent and chitosan as precipitant.

    目的:采用异丙提取,一种新型沉淀聚糖对胰脏酶的制备工艺进行研究。

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  • 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,将形成一种沉淀物质,可以同时通过肉眼观察分光光度法进行判断。

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  • The concentration of dextran solution was measured by testing its turbidity value using ethanol as the precipitant.

    乙醇沉淀剂,测定水溶液聚糖溶液浊度的方法测定葡聚糖浓度

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  • 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,液相沉积法制备了云母珠光颜料

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  • The aging precipitant and fracture topography were observed under TEM and SEM. The mechanism of fracture of samples was analysed.

    透射电镜扫描电镜观察分析了合金析出物的特征和冲击试样断口形貌断裂机制

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  • 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,制备长短、粗细可控的棒状氧化锆。

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  • Some growtk conditions of transparent iron oxide pigment in the solution of ferrous sulphate with NaOH and NH_4HCO_3 as precipitant were investigated.

    对硫酸亚铁溶液氢氧化钠碳酸氢铵为沉定剂生成透明氧化铁颜料条件进行了初步研究。

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  • 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外,用于透明质酸精制纯化过程。

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  • 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.

    研究沉淀过程中原料浓度、沉淀剂浓度干燥方式粉体粒径团聚状态烧结活性影响

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  • The spheroidicity zirconia is prepared by controlling the reactive temperatures, the precipitant reagents and adding additives through a alcohols solvent precipitation method.

    采用溶剂沉淀法,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

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  • Solution polymerized styrene-butadiene rubber ( S-SBR ) was fractionated by repeated precipitation method, using redistilled toluene as solvent and ethyl alcohol as precipitant.

    工作用甲苯作溶剂,乙醇作沉淀剂,沉淀分级,对丁苯橡胶(S-SBR)进行了分级。

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  • 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: 目的比较黄升白颗粒絮凝沉淀工艺优劣,为双黄升白颗粒生产提供一定的依据

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  • 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.

    沉淀体系中,掩蔽存在时沉淀合理用量被沉淀离子溶液最小残留量计算是个复杂问题。

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  • 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,结果显示伴随孩子出生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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  • 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,结果显示伴随孩子出生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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