目的:初步构建复方茵黄解毒汤乙酸乙酯有效部位体外抗乙肝病毒活性指导下的薄层扫描指纹图谱,为复方茵黄解毒汤建立更高的质量标准打下基础。
Objective: To establish a TLCS fingerprinting for ethyl acetate extract of CDYH with anti-HBV activity in vitro, Which will be helpful for the quality standard of CDYH.
江西武山铜矿的浮选实验研究表明:异丙基黄原酸甲酸乙酯与黄药相比,对硫化铜矿具有更高的回收率,精矿中铜品位更高。
Floatation experiment in Wushan copper Mine shows that isopropyl xanthogen ethyl formate has higher recovery ratio and higher copper grade than xanthate when they are used as copper sulfide collector.
采用紫外光谱、红外光谱研究了乙黄药在铁闪锌矿表面的吸附行为及疏水机理。
Adsorption behavior and hydrophobic mechanism of ethyl xanthate on marmatite were studied by ultraviolet and infrared spectra.
考察了不同条件对异丙基黄药合成异丙基黄原酸甲酸乙酯的影响。
The effect that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ condition has been studied.
考察了不同条件对异丙基黄药合成异丙基黄原酸甲酸乙酯的影响。
The effects that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ conditions has been studied.
以甲基橙代替乙氧基黄叱精指示剂,用溴酸钾法测定异烟肼片含量。
The content of isoniazid in its tablets was determined by using potassium bromate method, but the indicator of ethoxychrysoidine was replaced by methyl orange.
合成了CDMPC手性固定相并制得手性柱,对手性农药乙氧呋草黄和稻丰散对映体具有很好的识别和拆分能力。
The CDMPC CSP was synthesized and the chiral column was prepared which showed favorable enantiomeric recognition and separation potency.
本文对吡嘧黄隆生产中的原料和中间体氰乙酸乙酯,乙氧基甲叉氰乙酸乙酯和吡唑胺进行了致敏性试验研究。
The sensitization of raw material and intermediate of pyrazosulfuron-ethyl was studied using guinea pig. The result indicated that ethoxy methylene cyanacetic ester is sensitive agent.
结论:田基黄乙醇总提取物和乙酸乙酯部位具有明显的保肝作用。
Results:The ethanol extract and ethyl acetate fraction of the Hypericum japonicum Thunb. significantly reduced acute liver injury induced by D-galactoasmi…
结论:田基黄乙醇总提取物和乙酸乙酯部位具有明显的保肝作用。
Results:The ethanol extract and ethyl acetate fraction of the Hypericum japonicum Thunb. significantly reduced acute liver injury induced by D-galactoasmi…
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