Effect of butylated hydroxytoluene ( bht) on urinary biochemical indicators in rats

Gas Chromatographic Analysis of Butylated Hydroxytoluene and Its Impurities

合成2,6-叔丁基对甲酚的气相色谱分析

Determination of butylated hydroxytoluene and its related substances by HPLC

HPLC测定2,6-二叔丁基对甲酚的含量及有关物质

Testing method for bht ( butylated hydroxy toluene) in textile

纺织品中二叔丁基对甲酚（bht）含量测定法

Studies on electrochemical applications of novel electrolytes based on butylene sulfite organic solvent

新型亚硫酸丁烯酯有机溶剂电解液的电化学应用研究

Gas chromatographic analysis of gaseous products from oxidative dehydrogenation of butylene

丁烯氧化脱氢气相产物的色谱分析

Study on Modified Cation Exchange Resin and Its Application for Butylene Hydration

改性阳离子交换树脂的研究及在丁烯水合反应中的应用

Determination of Butylene Content of Air by Gas Chromatography

用气相色谱法测定空气中正丁烯的含量

Results indicated that the modified poly-( butylenes succinate) have been improved in strength and degradability and have good thermal stability.

实验结果表明，经过改性的聚丁二酸丁二醇酯在力学强度和降解性能方面均得到提高，同时具有较好的热稳定性。

The experimental results of disproportionation of propylene on WO_3-SiO_2 catalyst to form ethylene and butylenes were reported.

报道了在wo3-SiO2催化剂上丙烯歧化制乙烯和丁烯的试验结果。

13.71% ethylene, 21.45% propylene and 11.34% butylenes were obtained under a reaction temperature of 610 ℃;

在兼顾乙烯和丙烯生产的操作条件下，乙烯、丙烯和丁烯产率分别达到13.71%、21.45%和11.34%；

Novel adsorbent for removal of sec-butanol from recycle butylenes in MEK unit

甲乙酮装置循环丁烯脱除仲丁醇吸附剂

Domestic developed technologies for utilization of hydrogen, ethylene, propylene and butylenes in refinery gas are reviewed.

简述了我国炼厂气中氢气、乙烯、丙烯和丁烯等资源的综合利用技术。

The reaction features of the catalytic conversion of butylenes to propylene and ethylene were investigated.

探索了丁烯催化转化为丙烯、乙烯的反应特点。

Factor Analysis for the Increasing of Pressure Drop in Fixed-bed Reactor of Butylenes Hydration and Corresponding Solution

丁烯水合反应器床层压降分析及解决方案

Study on the production of propylene and ethylene by catalytic cracking of butylenes

丁烯催化裂解制取丙烯及乙烯的研究

Study on Catalyst and Process of Mixed Butylenes Oligomerization(ⅱ)

混合丁烯齐聚催化剂及其工艺研究（下）

The Corrosion and Protection of Enamel Reacter in Production of Polyvinyl Butyral

聚乙烯醇缩丁醛生产中搪瓷釜的腐蚀与防护

Fabrication of SiOC Ceramic Foam with Silicon Resin and Polyvinyl Butyral

以PVB为造孔剂采用硅树脂制备泡沫陶瓷

This main research of method determines the residue amount of the butyral hydrazine in the peanut kernel fast.

本方法主要研究了快速测定花生米中丁酰肼的残留量。

The process of polyvinyl butyral ( PVB) was briefly introduced.

简述了聚乙烯醇缩丁醛生产的工艺流程。