【英文标准名称】:StandardTestMethodforSpreadingofLiquidAgriculturalSprayMixtures
【原文标准名称】:液态农业喷洒混合物散布的标准试验方法
【标准号】:ASTME2044-1999(2006)e1
【标准状态】:现行
【国别】:
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E35.22
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:辅助剂;农业;散布器;润湿
【英文主题词】:adjuvant;agriculture;spreader;wetting
【摘要】:Thistestmethodisintendedtoprovidearapidmeansofdeterminingtherelativeabilityofaliquidagriculturalspraymixturetospreadonatestsubstrate.ThistestmethodwasvalidatedusingParafilmM3asatestsubstrate.Itistheuserrsquo;responsibilityfordeterminingthevalidityofthistestmethodforalternativetestsurfaces.Whileitmaybegenerallyagreeduponthatthereisnoperfectmodelforthevarietyofsurfacesforwhichspreadinginformationwouldbeuseful,thistestmethoddoesnotlimituserstoanyonesurface.Furtherconsiderationmustalsobegiventothepotentialeffectthattheliquiddropletmayhaveonthechemicalcompositionandmorphologyofthetestsurface.Whilethisdoesnotrestrictthetestmethod,anunderstandingofthispotentialcanhelpintheinterpretationoftestdata.Thistestmethodwilldeterminetherelativespreadofradiiofwater,fertilizers,oils,andmixturesofthesecarrierswithsurfactants.Itistheuserrsquo;responsibilitytodeterminethevalidityofthetestmethodwithalternativeliquids.Thistestmethodwilldeterminetherelativespreadradiiofdropletsover30s,60s,and5min.Itistheuserrsquo;responsibilitytodeterminethevalidityofthetestmethodatalternativespreadingtimes.Thistestmethodisappropriateforrelativehumiditieswithintherangeof40to70%.Itistheuserrsquo;responsibilitytodeterminethevalidityofthetestmethodatalternaterelativehumidities.Thistestmethodisappropriatefortemperatureswithintherangeof18to22x00B0;C.Itistheuserrsquo;responsibilitytodeterminethevalidityofthetestmethodatalternatetemperatures.Thistestmethodwilldeterminetherelativespreadradiifordropletsof10and20x03BC;L.Itistheuserrsquo;responsibilitytodeterminethevalidityofthetestmethodatalternatedropletsizes.1.1Thistestmethodcoversthevisualevaluationoftherelativespreadradiusofliquidspraymixturedroplets.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B04
【国际标准分类号】:65_100_99
【页数】:3P.;A4
【正文语种】: