the relative error is below 1%when the content of sodium formate exceeds 0.5%.

操作较简便，数据重现性好，甲酸钠含量在0.5%以上，相对误差在1%以内。

chromic sulfate, sodium formate and formate acid react with hydrolysis collagen were investigated by fluorescent method to get the more evidence of understanding chrome tanned mechanics.

为了更好地了解在二氧化碳超临界流体下铬鞣机理 ，采用对比实验法对常规铬鞣的基本原理进行了印证性研究。

this article discussed the influence factors of productivity of formic acid such as the mol ratio of sodium formate and phosphoric acid, the addition of phosphorus pentoxide, vapouring temperature.

对原料配比、五氧化二磷加入量、蒸馏温度对甲酸产品浓度、产率的影响进行了实验。

catalytic reduction of nitrate in groundwater by sodium formate was conducted.

以甲酸钠作为还原剂，对催化还原硝酸盐进行了试验研究。

in this paper, technological process of conversion of waste liquid of sodium formate to oxalic acid is described.

本文研究了甲酸钠废液转变为草酸的工艺流程。

main product-chloroform is obtained from alkaline hydrolysis of chlorine oil, the rest are waste liquids of sodium formate containing sodium formate, sodium chloride and sodium hydroxide.

氯油经氢氧化钠堿解后，除得到主产物氯仿外，其余为含甲酸钠、氯化钠、氢氧化钠等物质的甲酸钠废液。

sodium formate from waste alkali liquor was analyzed by perchloric acid nonaqueous titration instead of potassium permanganate method, which caused larger deviation.

采用高氯酸非水滴定法分析废堿液中的甲酸钠，代替了误差较大的高锰酸钾法。

the main deactivation reason of catalyst in low temperature methanol synthesis is that ch 3ona is transformed to weaker bases such as sodium formate and methyl carbonate.

提出了低温液相合成甲醇催化剂失活的主要原因是羰化催化剂甲醇钠的失活。

bromine extraction experiment was carried out through membrane absorption method with novel polyvinylidene fluoride(pvdf) hydrophobic hollow fiber membrane, using sodium formate as absorbent.

利用新型疏水性聚偏氟乙烯（pvdf）中空纤维膜及组件，开展膜吸收浓海水提溴过程研究。