查询词典 ammonium oxalate

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。

The amount of bacteria in cuhure was detected, the concentration of ammonium oxalate was detected through photometric determination of oxalic acid by its catalytic reaction of methyl red by potassium chromate.

经过72h培养，所有培养基中的草酸浓度都有不同程度的下降，但乳酸菌组的降幅明显大于对照组，其中嗜酸乳杆菌组的降幅最大。

Kenaf phloem bundle fiber layers were separated with a acidified sodium chlorite treatment with an additional ammonium oxalate treatment.

采用亚氯酸钠冰醋酸和草酸铵处理，将不同部位的红麻韧皮部束纤维进行分层，并-测定各束纤维层的纤维细胞长度，探讨红麻韧皮部纤维细胞长度的分布规律。

Ammonium oxalate may obviously inhibit the frequency, scope and duration of the epileptic discharge. It has obviously effects on protecting neurons in hippocampus of epilesy rats caused by penicillin.

草酸铵能抑制癫痫大鼠的痫样放电频率、幅度和总时间，能明显抑制海马区锥体层细胞坏死，对癫痫所致的脑部损伤有缓解作用。

Ammonium oxalate among the used nitrogen-containing compounds had the most remarkable effect on the production of ligninolytic enzymes but no stimulating effect on the production of xylanase and cellulases by P.

conchatus产木素降解酶的促进作用最显著，而对半纤维素酶，纤维素酶的产生促进作用不明显，在整个培养过程中，微晶纤维素酶活力都未检测到，CMC酶活力也较低。

The mechanisms for AP of the main compositions of composite propellants with additives such as ammonium oxalate, strontium carbonate and AO/SC were studied by FTIR and DSC.

采用傅里叶变换红外吸收光谱和差示扫描量热法研究了草酸铵，碳酸锶及复配的草酸铵/碳酸锶等添加剂对复合固体推进剂主要组分高氯酸铵的作用机理。

Methodspolysaccharides a was extracted and purified through 0.5% ammonium oxalate and ethanol precipitation, the content was determined by phenol-sulfuric acid under 485 nm.

方法采用0.5%草酸铵溶液提取、醇沉的方法分离纯化大蒜多糖组分a，以苯酚-硫酸显色法测定大蒜多糖组分a的含量。

Ammonium oxalate among the used nitrogen-containing compounds had the most remarkable effect on the production of ligninolytic enzymes but no stimulating effect on the production of xylanase and cellulases by P.

研究发现在几种含氮化合物中，草酸胺对P 。conchatus产木素降解酶的促进作用最显著，而对半纤维素酶，纤维素酶的产生促进作用不明显，在整个培养过程中，微晶纤维素酶活力都未检测到，CMC酶活力也较低。

The mobile phase was 0.1 mol/L ammonium oxalate + N,N-dimethylformamide + 0.2 mol/L diammonium phosphate (75+15+10, by vol) adjusted to pH 8 by aqueous ammonia. Column temperature was 30℃, flow rate was 0.8 ml/min, and detection wavelength was 365 nm.

使用C18反相柱和二极管阵列检测器，以0.1mol/L草酸铵溶液+二甲基甲酰胺+0.2mol/L磷酸氢二铵溶液=75+15+10(用氨水调pH值至8.0左右)为流动相，柱温30℃，流速0.8ml/min，检测波长365nm，外标法对水合霉素的有效成分进行定量分析。

300Mg Calcium L-threonate containing 40mg 〓Ca was given to the subjects shortly after intravenous injection of 4mg 〓Ca chloride solution. Urine samples were collected for 48 hours, and purified by precipitation of ammonium oxalate.

研究中，14名受试者在空腹状态下口服〓Ca标记的L-苏糖酸钙咀嚼片（含300mg元素钙，其中〓Ca 40mg），同时静脉注射含有4mg 〓Ca的氯化钙溶液，分段收集给药前和给药后48小时内的全部尿样。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。