ammonium oxalate

influence of temperature on the extraction of amorphous iron by the acidic ammonium oxalate method

温度对酸性草酸-草酸铵溶液浸提土壤无定形铁的影响

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growth of ammonium oxalate crystals

草酸铵晶体生长

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objective: to investigate the effect of ammonium oxalate on epilepsy of rats induced by penicillin.

目的：研究草酸铵对青霉素致大鼠癫痫模型的影响。

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objective an extraction process for pectin from pineapple residue was studied using ammonium oxalate as the extraction solvent combined with ultrasonication.

目的：探讨采用草酸铵作为提取溶剂和超声波振荡处理法提取菠萝皮渣果胶的工艺条件。方法：以果胶提取率作为测定指标，通过正交实验，确定了菠萝皮渣果胶最佳提取工艺条件。

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The results indicated that when the ammonium oxalate was 436 milliliter, the range of pH was 3.5~ 4.4 and calefaction temperature was 1000 ℃, the effective calcium content and the rate of produced calcium hydroxide was highest.

结果表明，3%草酸铵溶液用量为436mL，pH范围为3.5~4.4，加热温度为1000℃时，氢氧化钙的有效钙含量和产率最高。

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process of pd plating from system of potassium citrate and ammonium oxalate is investigated.

研究在柠檬酸钾和草酸铵镀液体系中镀钯工艺。

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Optimization of Technology for Extracting Ammonium Oxalate From Bombyx Batryticatus Using Response Surface Methodology

采用响应面法优化白僵蚕草酸铵的提取工艺

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the mobile phase consisted of acetonitrile and 0.3% ammonium oxalate solution ( adjusted to ph 4.0 with acetic acid)( 42 ∶ 58).

流动相：乙腈0.3%草酸铵溶液（醋酸调节pH4.0）（42∶58）；流速：1.0ml·min-1。

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if tantalum standard solution was prepared in hydrofluoric acid or ammonium oxalate medium, the hydrolyzation of tantalum could be prevented.

为了防止钽的水解，钽的标准溶液适宜用氢氟酸和草酸铵介质。

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improvement in smoke properties of red phosphorus smoke compositions by using ammonium oxalate

草酸铵对赤磷发烟剂发烟量的改善

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it is reported in this paper that magnesium can be determined directly with ammonium oxalate covering calcium.

采用草酸铵掩蔽钙后直接测定镁。

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iron(iii) ammonium oxalate;

草酸高铁铵；

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N oscillographic potentiometric titration method for the direct determination of ammonium oxalate in Muscardine silkworms was developed using potassium permanganate as the titrant in acidic medium and an oscillograph for indicating the end point.

以高锰酸钾为滴定剂，用示波器指示终点，提出了在酸性介质中直接测定僵蚕中活性草酸铵的示波电位滴定方法。

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oxalic acid can be used for antimony mordant, ferric ammonium oxalate are printed on blueprint pharmacy.

草酸锑可作媒染剂，草酸铁铵是印制蓝图的药剂。

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The refining on industrial slaked lime with ammonium oxalate as a main raw material was made.

本实验以草酸铵为主要原料对工业消石灰进行精制.

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the operational variables include crystallization temperature, stirring speed, the concentration and flow rate of ammonium oxalate. state equations are the population balance equations and the mass balance equation. the outputs are average particle size and relative volume-based variance.

该模型中操作变量为结晶温度、搅拌速率、草酸铵的浓度与流速；状态方程为粒数衡算方程与物料衡算方程；输出为平均粒径与粒径相对体积方差。

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urea, ammonium oxalate and ethylene glycol inhibited the crystallization of the trivalent vanadium ions, so that the decreasing rate of the electrolyte concentration was reduced.

尿素、草酸铵和乙二醇具有抑制三价钒离子结晶的功能，可降低电解液浓度的下降速率。

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a description of thermal analysis kinetics of dehydration of ammonium oxalate monohydrate

一水合草酸铵脱水的热分析动力学

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the effects of dosage of rdx and modified ammonium oxalate ( ca) on the thermodynamic parameters were studied by the minimum free energy method via theoretical calculation.

含RDX的低燃速丁羟推进剂配方，采用最小自由能法进行理论计算，研究了RDX和改性草酸铵对热力学参数的影响。

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magnesium chloride was purified by recrystallization, magnesium oxalate was prepared by the reaction of magnesium chloride with ammonium oxalate and magnesium oxide certified reference material was obtained by baking magnesium oxalate.

氯化镁经重结晶提纯，与草酸铵反应制得草酸镁，将草酸镁煅烧制备成氧化镁标准物质。

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selective dissolution method of ammonium oxalate was adopted to study some kaolins in china.

高岭土中非晶质相是普遍存在的。本文采用草酸铵化学选择性溶出法研究了我国若干高岭土。

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