【英文标准名称】:StandardTestMethodsforElectricalConductivityandResistivityofWater
【原文标准名称】:水的电导性和电阻率的标准试验方法
【标准号】:ASTMD1125-1995(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:D19.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:cellconstant;conductivity;resistivity;temperaturecoefficient;Brackishwater/brines;Conductanceandconductivity(electrical)--water;Resistanceandresistivity(water);Wateranalysis
【摘要】:Thesetestmethodsareapplicableforsuchpurposesasimpuritydetectionand,insomecases,thequantitativemeasurementofionicconstituentsdissolvedinwaters.Theseincludedissolvedelectrolytesinnaturalandtreatedwaters,suchasboilerwater,boilerfeedwater,coolingwater,andsalineandbrackishwater.Theirconcentrationmayrangefromtracelevelsinpurewaters(1)tosignificantlevelsincondensedsteam(seeTestMethodsD2186andD4519,andRef(2)),orpuresaltsolutions.Wheretheprincipalinterestintheuseofconductivitymethodsistodeterminesteampurity,seeRef(3).Thesetestmethodsmayalsobeusedforcheckingthecorrectnessofwateranalyses(4).1.1Thesetestmethodscoverthedeterminationoftheelectricalconductivityandresistivityofwater.Thefollowingtestmethodsareincluded:
Range
Sections
TestMethodAx2014;FieldandRoutineLaboratory
10to200000
12to18
MeasurementofStatic(Non-Flowing)Samples
x03BC;S/cm
TestMethodBx2014;ContinuousIn-LineMeasure
5to200000
19to23
ment
x03BC;S/cm