Traditional processes of preparation of oxalic acid and oxalate were introduced. 简述草酸及草酸酯合成的传统方法。
Effects of oxalic acid/ oxalate on phosphorus release of dark brown forest soil 草酸/草酸盐对森林暗棕壤的磷释放效应
The precipitatation process of rare earth in nitric acid was investigated and the relationship between supersaturation and mean particle size of rare earth oxalate was obtained. 本文对硝酸体系中的稀土沉淀过程进行了研究,推导出草酸盐、草酸铵盐、草酸钾盐和草酸钠盐的平均粒径与过饱和度之间的关系。
Oxalic acid is one of natures most highly oxidized organic compounds, and the accumulation of oxalate in the body can cause various pathological disorders, including urolithiasis, hyperoxaluria, etc. 草酸是一种高毒性化合物,它在体内的蓄积可引起各种病理状态,包括肾结石、高草酸尿症等。
Chemical reagent-Perchloric acid Experimental Study on Preparation High-purity Cobalt Oxide and Cobalt Oxalate GB/T623-1992化学试剂高氯酸高纯氧化钴(草酸钴)制备的试验研究
The Significance of γ-Carboxyglutamic Acid in Urinary Calcium Oxalate Stone Formation Point mutation of mitochondrial tRNA Leu ( UUR) gene in Chinese diabetics γ-羧基谷氨酸在草酸钙尿石形成中的意义线粒体转运核糖核酸亮氨酸基因异常与糖尿病
Oxalic acid toxicity causes coma, brain damage, acute renal failure associated with oxalate crystal-induced obstructive nephropathy, and death. 草酸中毒引起昏迷、脑损伤、草酸结晶阻塞性肾病发生的急性肾功能衰竭、死亡。
Application of the Coordination between Elemental Selenium Nanoparticles and Oxalic Acid, Calcium Oxalate 纳米硒与草酸、草酸钙相互作用的研究及其应用
Objective: To investigate the protective role of urinary fibrinolytic activity in urinary stone formation and the effect of α-Linolenic acid on the fibrinolytic activity in calcium oxalate urolithiasis rats. 目的:探讨尿纤溶活性在尿结石形成过程中的保护作用以及α-亚麻酸(-αLNA)对草酸钙结石鼠纤溶活性的影响。
Five steps are included in this method for the determination of~ ( 90) Sr in soil, namely: leaching by hydrochloric acid, oxalate precipitation, separation by extrac-tion chromatography using HDEHP-Kel-F as fixed phase, oxalic yttrium precipita-tion and β counting. 文章介绍了土壤中~(90)Sr的测定方法。主要包括盐酸浸取、草酸盐沉淀、HDEHT-Kel-F色层分离、草酸钇沉淀制源和β测量。
It is suggested that salicylic acid and oxalate inhibited CAT activity, which lead to accumulation of H_2O_2, and increased PPO activity, which lead to accumulation of quinone, and thereby induced disease resistance. 因此,认为水杨酸和草酸可能抑制CAT活性,有利于H2O2的积累,提高PPO活性,有利于醌类的积累,以提高抗病性。
Conclusions: Urinary fibrinolytic activity was a important protective factor of urinary calculi formation,α-Linolenic acid may prevent calcium oxalate urolithiasis formation by increasing urinary fibrinolytic activity. 结论:尿纤溶活性是一种重要的抗结石形成而保护机体健康的因素,-αLNA可提高草酸钙结石鼠尿纤溶活性,抑制尿结石形成。
According to the characterization of slag, produced by treating hard metal waste, the process includes thses steps, such as oxidization, roasting, acid leaching, removing impurities with hydrolysis, depositing cobalt with ammonium oxalate. 根据硫酸钠熔炼法处理废合金所得钴渣组成特点,通过氧化焙烧、酸分解、水解除杂、沉钴和煅烧等工序制取氧化钴。
The results indicated that copper fixation rate from organic acid salts, such as citrate and oxalate and malate, was less than copper triazole formulations. 结果表明:铜唑防腐剂的固着率高于有机酸(柠檬酸、草酸和苹果酸)铜的固着率;
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***和草酸铵介质。
This paper describes the principle and process flow of preparation of detergent and cleanser from waste acid liquor generated in the production of barium titanic oxalate, the selection of aids and their dosage, and the achieved economic and social benefits. 介绍了利用草酸氧钛钡生产过程中产生的废酸液配制除污除垢剂的原理、助剂的选择和加入量、工艺流程及取得的经济效益和社会效益。
By simulating oxalic acid/ oxalate concentrations in forest litter leachate, a series of experiments were conducted including one-time extraction and repeated sequential extraction, with the oxalate loading rate varying from 0 to 200 mmol kg~ (-1) soil. 模拟森林凋落物淋洗液中的草酸/草酸盐浓度范围,设计了不同浓度草酸/草酸盐溶液一次性浸提和多次连续浸提系列实验,其中的草酸(阴离子)载荷量为0~200mmolkg-1。
Effects of α-linolenic acid on the renal prostaglandin E_2 and renal calcium oxalate crystallization in urolithic rats α-亚麻酸对实验性大鼠前列腺素E2及肾草酸钙结晶形成的影响
Experimental study on the α-Linolenic acid effect to the urinary fibrinolytic activity in calcium oxalate urolithiasis rats α-亚麻酸对草酸钙结石大鼠尿纤溶活性影响的实验研究
Experimental study of α-linolenic acid inhibitory effect on calcium oxalate crystalization in rats α-亚麻酸抑制大鼠肾草酸钙结晶形成的实验研究
The influence of α-Linolenic acid on the renal prostaglandin E_2 in calcium oxalate urolithiasis rats α-亚麻酸对草酸钙结石鼠前列腺素E2的影响
Protein-bound gamma-carboxyglutamic acid in urine of calcium oxalate calculus formers 草酸钙结石患者尿中蛋白结合型γ-羧基谷氨酸的检测意义
Phytic acid was extracted directly from rapeseed meal by oxalate water solution, which was the huge progress of detoxification method through water solution; 草酸盐水溶液能直接去除饼粕中的植酸,是水剂法脱毒的一大进步;
Fourier transform infrared spectra of rare earth oxalate hydrates studies on the technology of regenerating and reusing oxalic acid in rare earth oxalate 稀土草酸盐的福里埃红外光谱稀土草酸盐转化再生利用工艺研究
The application of the enzyme concentrated degradation of oxalate scaling in the papermaking wastewater, bio-detection of oxalic acid, and clinical diagnosis, etc. However, the current low production of oxalate decarboxylase limits the application of the enzyme. 草酸脱羧酶能催化草酸分解产生甲酸和二氧化碳,主要用于降解造纸废水中的草酸垢、生物检测草酸、临床诊断等方面。目前该酶的低产量限制了酶的推广应用。
Conclusion It is suggested that y-linolenic acid can protect and improve renal function, decrease urinary calcium, urinary oxalate excretion and prevent calcium oxalate crystal formation. 结论Υ-亚麻酸能有效改善肾功能,减少尿钙及草酸的排泄,抑制实验鼠肾草酸钙结晶形成,在尿石症防治方面可能有一定应用价值。
Extraction of sweet potato pectin. Sweet potato pectin was extracted with hydrochloric acid, sulfurous acid, ammonium oxalate, potassium oxalate, sodium polyphosphate solution. The results showed that the extracting efficiency of ammonium oxalate was the best. 甘薯果胶的提取,采用盐酸、亚硫酸、草酸铵、草酸钾、多聚磷酸钠溶液提取甘薯果胶,通过单因素试验确定以草酸铵提取效果最好。
As a acid catalyst, content of oxalate is a minor factor. 作为酸催化剂的草酸含量是次要因素。