1) dichlorvos
敌敌畏原油
2) dichlorvos
敌敌畏
1.
Isolation and Identification of a Bacterium DDB-1 Capable of Degrading Dichlorvos and Trichlorfon Simultaneously and Its Degrading Characteristics;
敌敌畏、敌百虫高效降解菌株DDB-1的分离鉴定及降解特性研究
2.
Acute toxicity of dichlorvos to earthworms;
敌敌畏对蚯蚓的急性毒性试验
3.
Comparison of sensitivity to Dichlorvos of Rhacophorus megacephalus tadpole at different developmental stages;
不同发育阶段的斑腿树蛙蝌蚪对敌敌畏遗传毒性的敏感性(英文)
3) DDVP
敌敌畏
1.
DDVP Photocatalytic Degradation of TiO_2 Films Grownby Mid-Frequency Reactive Magnetron Sputtering;
中频反应磁控溅射TiO_2薄膜对敌敌畏的光催化降解性能
2.
Determination of DDVP by the Piezoelectric Sensor with Gas-sensitive LB Membrane;
敌敌畏的LB气敏膜压电晶体传感器的测定
3.
Determination of DDVP in Water Samples with Flow Injection—Fluorometry Technique;
流动注射——荧光法测定水样中敌敌畏含量
4) Dichlovos
敌敌畏
1.
Study of Effect of Ozone on Dichlovos and Deltamethrin;
应用臭氧降解敌敌畏、溴氰菊酯的试验研究
2.
It degraded dichlovos with glucose which acted as another carbon source through co-metabolism.
从受过有机磷农药污染的污泥中分离到一株降解敌敌畏的真菌。
3.
A kinetic spectrophotometric method for the determination of trace dichlovos based on its catalytic oxidation of benzidine with H_2O_2 in the presence of weak acidity buffer medium of citric acid and sodium citrate was investigated.
应用本试验方法结合便携式分光光度计可以对农产品中的敌敌畏进行快速分析。
5) DDCa
敌敌钙
1.
This paper reports on an efficient approach to convert DDV into DDCa The m.
介绍了以敌敌畏原油为原料合成敌敌钙的实验结果,产物经熔点、元素分析和红外光谱等手段表征了其结构,并考察了反应条件对产物产率的影
6) 80% Dichlorvos
80%敌敌畏
1.
The prescription of synergetic pesticides with short residual toxicity period of 5 d is as following: the weight ratio of 80% Dichlorvos,50 % Phoxim,synergist and water is 1∶1∶1∶2 000.
在残毒期为5 d的短残毒期配方中,80%敌敌畏、50%辛硫磷、增效剂和水的质量比为1∶1∶1∶2 000;残毒期为11 d长残毒期配方中40%的灭多威、50%的辛硫磷、增效剂和水的质量比为1∶1∶1∶2 000。
参考词条
补充资料:敌敌畏
敌敌畏是50年代初由美国壳牌公司、瑞士汽巴公司和联邦德国法本拜耳公司以各自的技术开发生产的。生产方法有两种:
①由敌百虫在溶剂中经碱解制得:
②用甲醇与三氯化磷反应生成亚磷酸三甲酯,后者再与三氯乙醛进行珀考夫重排反应缩合制得:
3CH3OH+PCl3─→(CH3O)3P+3HCl
(CH3O)3P+Cl3CCHO─→(CH3O)2PO2CHCCl2+CH3Cl
敌敌畏具触杀、胃毒和熏蒸作用,能抑制害虫神经系统的胆碱酯酶使其致死,杀虫谱广,药效迅速,残留期短,通常加工成乳油、油剂和控制释放剂(见农药剂型)使用,主要用于防治卫生害虫。毒性较大,使用时注意防护。
①由敌百虫在溶剂中经碱解制得:
②用甲醇与三氯化磷反应生成亚磷酸三甲酯,后者再与三氯乙醛进行珀考夫重排反应缩合制得:
3CH3OH+PCl3─→(CH3O)3P+3HCl
(CH3O)3P+Cl3CCHO─→(CH3O)2PO2CHCCl2+CH3Cl
敌敌畏具触杀、胃毒和熏蒸作用,能抑制害虫神经系统的胆碱酯酶使其致死,杀虫谱广,药效迅速,残留期短,通常加工成乳油、油剂和控制释放剂(见农药剂型)使用,主要用于防治卫生害虫。毒性较大,使用时注意防护。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。