ASTM E2407-2004(2009) 消泡剂的有效性标准试验方法

作者:标准资料网 时间:2024-05-22 08:42:16  浏览:9421   来源:标准资料网

【英文标准名称】:StandardTestMethodforEffectivenessofDefoamingAgents
【原文标准名称】:消泡剂的有效性标准试验方法
【标准号】:ASTME2407-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:
【英文主题词】:antifoam;defoam;defoamingagent;foam;foamcontrolagent;pesticide;siliconeantifoam;surfactant;Defoamingagents;Effectivenesstesting;Pesticides
【摘要】:Thistestisdesignedtodeterminetheabilityofamaterialtoreduceoreliminateundesirablefoamthatcanbegeneratedduringthemixingandapplicationofagriculturalchemicalsindiluteaqueousmixtures.Thismethodisusefulfortestingliquiddefoamingagents,suchasx201C;siliconeemulsionx201D;orx201C;organicx201D;typedefoamingagents.Inprinciple,itmightalsobeusedtotestdryantifoamagentswithminormodificationstotheprocedure.Thismethodcouldbeemployedtodeterminetherelativeeffectivenessofonedefoamingagentversusanother.Itislefttotheuserofthismethodtointerprettheresultswithrespecttotheactualfielduseofthedefoamingagentstested.Thismethodassumesthatthedefoamingagentbeingtestedhassufficientdurabilitytomaintainitsactivityforthedurationofthetest.SodiumlaurylethersulfateasthefoamingagentisdescribedinSection7,Reagents.Ifdesiredtheuserofthistestmethodmayselectanalternativesuitablefoamingagent.1.1Thistestmethoddescribesaqualitativemethodfortheevaluationofliquiddefoamingagentsusedtocontrolundesirablefoamindilute,aqueoussurfactantsolutions.Thislaboratorytestmethodmaybeappliedtoaqueoussystemscontainingadditionalcomponents,suchasagriculturalchemicals.ThismethodisdescribedusingSIunits1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandardmethoddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G70
【国际标准分类号】:71_100_99
【页数】:3P.;A4
【正文语种】:英语