残留农药,pesticide residues
1)pesticide residues残留农药
1.The design bases of rapid determination meter photoelectricity system ofpesticide residues were introduced.介绍了“残留农药速测仪”光电系统的设计依据。
2.This paper introduced an experiment for determination ofpesticide residues in fruits and vegetables using AChE inhibition method.介绍了用乙酰胆碱酯酶抑制法快速测定水果、蔬菜中残留农药的实验方法。
3.Today, the study of thepesticide residues in the Chinese Herbal Medicine (CHM) is mainly concentrated on detection and analysis, however, there are few articles about the most effective method ofpesticide residues removal.目前，对中草药中残留农药的研究相对较集中于检测和分析方面，而能真正有效地脱除中草药中残留农药方法的报导则比较少见。
英文短句/例句
1.Study on the Method of Determination and Removal of Pesticide Residues in Chinese Herbal Medicines;中药材中残留农药的测定及脱除研究
2.Study on analysis method and removal rate of the pesticides residue in vegetables蔬菜中农残分析方法及残留农药去除率的研究
3.acetone for pesticide residue and polychlorinated biphenyl analysis残留农药和多氯联苯(PCBs)的测定用丙酮
4.acetonitrile for pesticide residue and polychlorinated biphenyl analysis残留农药和多氯联苯(PCBs)的测定用乙腈
5.hexane for pesticide residue and polychlorinated biphenyl analysis残留农药和多氯联苯(PCBs)的测定用己烷
6.The agricultural chemicals soak and remain in the peel wax.因为农药浸透并残留在果皮的蜡制中。
7.minimizing pesticide residue使农药残留量降至最低值
8.dichloromethane for pesticide residue analysis农药残留量的测定用二氯甲
9.Research of Meltireside Screen Method in Vegetables and Fruits;果蔬中农药多残留快速检测技术研究
10.Study on the Rapid Determination of Pesticide Residues in Fruits and Vegetables;果蔬中农药残留快速测定方法的研究
11.Bioavailability of Pesticide Residues in Soil to Earthworms;土壤中农药残留对蚯蚓的生物有效性
12.Study on the Degradation of Methamidophos Residued by Microorganism;甲胺磷农药残留的微生物降解的研究
13.Application of Gel Permeation Chromatography in Pesticide Residue Analysis;凝胶色谱法在农药残留分析中的应用
14.Safety Assessment of Pesticide Residues in Tea Soup;茶汤中农药残留及其安全性评估研究
15.Studies on Analysis of Pesticides Residue with HPTLC;高效薄层色谱法（HPTLC）分析农药残留
16.Research on the Immunoassay Technology for the Deltamethrin Residue;溴氰菊酯农药残留免疫检测技术研究
17.Study on the Rapid Testing and Removal Technology of the Pesticide Residue on the Vegetables;蔬菜中农药残留速测技术及清除研究
18.The Safety Evaluation on the Basis of Analysis of Pesticide Residue in Export Vegetables;出口蔬菜农药残留分析与安全性评价
相关短句/例句
residual pesticides残留农药
1.A method for rapid analysis of multiresidual pesticides in agricultural products by gas chromatograph-mass spectrometry(GC/MS) was introduced.运用气相色谱质谱联用技术实现农产品中多种残留农药的快速检测。
3)pesticide residue残留农药
1.Application of standard substances organic-chlorinepesticide residue analysis;标准物质在有机氯类残留农药分析中的应用
2.Pesticide residue of spring vegetable was rapid test and qualititative analysis by CL-1,in Tongliao city khorchin distric.采用CL-1残留农药测定仪,对通辽市科尔沁区春季上市蔬菜进行定性速测与分析。
3.The primary problem is that the quality of our country traditional Chinese medicine is unstable,and thepesticide residue and heavy metal content exceeding th.对中药中残留农药和重金属进行检测并建立其限量标准,日益引起人们的重视。
4)pesticide residues农药残留
1.Application of enzyme-linked immunosorbent assays in analysis ofpesticide residues in food;酶联免疫技术及其在食品农药残留分析中应用
2.Study on the detection ofpesticide residues in vegetable with cholinesterase extracted from wheat;小麦中胆碱酯酶的提取及其在蔬菜农药残留检测中的应用研究
3.Study on screening of cholinesterase for the rapid detection ofpesticide residues;农药残留快速检测用酶——胆碱酯酶的筛选
5)Pesticide residue农药残留
1.Solutions to matrix-induced response enhancement in pesticide residue analysis by gas chromatography;气相色谱分析农药残留的基质效应及其解决方法
2.Development of pesticide residue analyzing technology in fruirts and vegetables;果蔬中农药残留分析检测技术的发展
6)pesticides residue农药残留
1.The extensive use of pesticides in environment and the difficulty of their residue detection make the analysis ofpesticides residue the foreland and hotspot in environmental science.农药在环境中的广泛应用以及农药残留分析的困难,使得环境中农药的残留分析成为国际上环境科学研究的前沿和热点。
2.A quickly method for determination of seven organophosphoruspesticides residue in vegetables was studied by HP-608 capillary column and FPD detector.本文针对7种有机磷农药在蔬菜中的农药残留,建立快速的测试方法。
3.It is serious that thepesticides residues exceeded maximum residue limit in Chinese edible fungi.食用菌中农药残留超标，不仅危害广大人民的身体健康，同时也影响到食用菌进入国际市场。
延伸阅读
茶叶农药残留量检验茶叶农药残留量检验pesticide residues inspection of tea分析。纯化液中，某些农药经色谱或其它方法进行侧定，最常用的是气液色谱法和薄层层析法两种。气液色谱法，一般采用电子捕获检侧器、氮碑检侧器或火焰光度检侧器进行检侧。薄层层析法，用氧化铝、硅胶作吸附剂，用粘合剂涂在薄板玻瑞上，活化后，将纯化液浓缩，点在其上，用不同极性的溶剂使其展开，分离定t。其他尚有高效液相色谱法、高效薄层分析法等。定性和定t①定性:可采用气液色谱法，用不同极性色谱柱，对照标准农药保留时间定性。也可用薄层层析法或其他化学衍生法进一步验证。②定量:用气液色谱分析侧出的某一农药的峰面积或峰高，与已知浓度的标准农药面积、峰高相对照定量，具体采用方法，有外标法和内标法两种。薄层层析定量，则要侧出样品中农药斑点面积，对照已知浓度标准农药斑点面积，计算出样品中的农药浓度。峰面积、峰高、斑点面积、保留时间、比移值，可用手工方法侧出，也可用徽型电脑积分仪、薄层层析扫描仪测定。，今书目 樊.芳主摘:《农药残留t分析与检侧》，上海科技出版社，1982，上海。 (蒋德姆)茶叶农药残留t检验(pestieide residu·es insPeetion of tea)茶叶检验之一。检测因防治病虫害施药或其恤原因而残存于茶叶中的农药及其有毒代谢产物的技术措施。茶叶中农药最高残留限量，是根据某一农药的每人(平均体重50一70千克)每天允许摄入量、普查所得的实际残留量(异常值除外)以及每人每天茶叶饮用量等因子计算出允许限量，再乘以一定的安全系数后订出的。农药残留t用 ppm作为计算单位，不少国家对此订有相应的限t标准和管理条例。检验方法有一次检侧法和单一农药检测法之分，前者又称一步法，即一次分析可检测出多种残留农药，后者以茶叶中某一特定农药作为检侧对象。侧定方法与步骤如下:茶样制备有茶叶法和茶汤法两种。茶叶法是将样品磨碎通过20目筛网，装入玻瑞瓶内备用。茶汤法是取样4一6克，加沸水量是茶样量的60倍，浸泡5分钟，过滤后备用。抽提方法抽提溶剂有正己烷、石油雌、二氛甲烷、抓仿、乙酸乙酸、丙砚、甲醉、乙腑等。抽提方法有如下5种:①妈碎法:在组织捣碎机中，高速拐碎2一3分钟，如乳化，则可用离心分离或其他方法破乳过滤，滤渣再抽提一次，合并滤液定容。
