农残、兽药及化肥类
CAS号：1702-17-6
品名：二氯吡啶酸clopyralid
中文别名：毕克草;3,6-二氯吡啶羧酸;3,6-二氯-2-吡啶甲酸;3,6-二氯-2-吡啶羧酸;
英文别名：3,6-DCP;3,6-DichloropicolinicAcid;benzalox;shield;3,6-dichloro-2-pyridinecarboxylicacid;3,6-dichloropicolinicacid;format;Clopyralid;reclaim;3,6-Dichloro-pyridine-2-carboxylicacid;cirtoxin;3,6-dichloropyridine-2-carboxylicacid;3,6-Dichloropyridine-2-carboxylicAcid;cyronal;3,6-Dichloro-2-pyridinecarboxylicacid;lontrel;LONCID;campaign;
分子式：C6H3Cl2NO2
分子量：192.0
精确质量：190.954
Psa：50.19
RTECS号：TJ7550700
BRN号：473755
EINECS号：216-935-4
外观与性状：白色或淡黄色粉末或晶体
密度：1.612 g/cm3
沸点：0°C
熔点：151-152°C
闪点：0°C
折射率：1.59
储存条件：0-6ºC
蒸汽压：0.000599mmHg at 25°C
安全说明：S26-S30-S61-S39
危险类别码：R41; R51/53
海关编码：2933399028
危险品运输编码：UN 3077
危险类别：9
包装等级：III
危险品标志：Xi
简介：Clopyralid(3,6-dichloro-2-pyridinecarboxylicacid)isaselectiveherbicideusedforcontrolofbroadleafweeds,especiallythistlesandclovers.Clopyralidisinthepicolinicacidfamilyofherbicides,whichalsoincludesaminopyralid,picloram,triclopyr,andseverallesscommonherbicides.ForcontrolofCreepingThistle,Cirsiumarvense,anoxious,perennialweed,clopyralidisoneofthefeweffectiveherbicidesavailable.Itisparticularlydamagingtopeas,tomatoesandsunflowersandcanrenderpotatoes,lettuceandspinachinedible.ItdoesnotaffectmembersofthefamilyPoaceae(grasses).;Clopyralidisknownforitsabilitytopersistindeadplantsandcompost,andhasaccumulatedtophytotoxiclevelsinfinishedcompostinafewhighlypublicizedcases.ThisfirstcametolightinWashingtonStatewhen,during2000and2001,residuesofclopyralidweredetectedincommercialcompost,andcompostmadeatamunicipalsitedamagedtomatoesandothergardenplantsplantedinit.Wordquicklyspreadtootherlocalandstategovernmentsandin2002,DowAgro,themanufacturerofclopyralid,voluntarilyderegistereditforuseondomesticlawnsintheUSanditisbannedinseveralUSstatesbutitisfoundinconsumerproductsinEuropesuchasScottsVerdoneExtraandVitaxLawnClear2.
用途：用于防治油菜田的阔叶杂草
