查询词典 salt acid

A salt of perchloric acid .

氟硼酸形成的一种盐。

A new imidazolinyl intermediate is prepared from phenylacetic acid and diethylenetriamine firstly, and then they react with the solution of sodium chloroacetate into the imidazolinyl quaternary ammonium salt.

以二甲苯为溶剂，苯乙酸和二乙烯三胺为原料，经酰胺化和环化脱水合成了新型咪唑啉化合物，并用氯乙酸钠溶液对其进行改性得到了苯乙酸咪唑啉季铵盐。

Benzyl phenylacetate was synthesized by benzyl chloride with the salt prepared by phenylacetic acid and Na2CO3 under microwave irradiation and in presence of phase transfer catalyst without any organic solvent and inorganic carrier.

采用微波辐射相转移催化技术，以四丁基溴化铵为相转移催化剂，先将苯乙酸与碳酸钠成盐，在无有机溶剂和无机载体的条件下与氯化苄直接酯化合成苯乙酸苄酯。

A salt or an ester of picric acid .

一种水溶性弱酸，氰胺盐的母酸。

A salt or an ester of picric acid.

苦味酸盐含苦味酸的盐或酯

A salt or an ester of picric acid .

天门冬胺酸盐，天门冬胺酸酯一种天门冬胺酸盐或脂

Benpinwei polycarboxylic acid salt powder products, the water content of less than 3%, the density of 600kg/t around.

本品为聚羧酸盐粉剂产品，含水量小于3％，堆积密度为600kg/t左右。

Cooperation with the Fudan University in 2006 successfully developed a series of products polycarboxylic acid salt water reducer, Polycarboxylate superplasticizer present a solid powder 20%,40% amount of solid state products and liquid products. The production capacity of 30,000 tonnes per year, to meet the needs of all types of construction, product stability, similar products meet international quality standards is the leading standard.

公司与复旦大学在2006年合作研发成功聚羧酸盐减水剂系列产品，目前的聚羧酸盐高性能减水剂有固体粉态产品和含固量为20％、40％液体产品，生产能力为30000吨/年，可满足各类建筑工程的需要，产品稳定性好，各项质量指标均达到国际同类产品的领先水平。

A salt or ester of polyphosphoric acid.

多磷酸形成的一种盐或酯。

Lauroylmonoethanolamide phosphate salt was synthesized by lauroylmonoethanolamide and polyphosphoric acid through esterification,hydrolysis and neutralization.

以月桂酸单乙醇酰胺为原料，聚磷酸为磷酸化剂，经酯化、水解和中和反应合成了月桂酸单乙醇酰胺磷酸酯盐，确定了最佳合成条件。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。