【英文标准名称】:StandardTestMethodforElementsinWaterbyDirect-CurrentArgonPlasmaAtomicEmissionSpectroscopy
【原文标准名称】:用直流氩等离子体原子辐射分光光度技术测定水中素的标准试验方法
【标准号】:ASTMD4190-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D19.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:direct-currentplasma;DCP;elements;water;Argonplasmaspectrometry/spectroscopy;D-Cplasmaspectrometers;Dissolvedelements(ofwater);Drinkingwater;Freshwater;High-puritywater;Inorganiccompounds--water;Reagentwater;Seawater(natural/sy
【摘要】:Thistestmethodisusefulforthedeterminationofelementconcentrationsinmanynaturalwaters.Ithasthecapabilityforthesimultaneousdeterminationofupto15separateelements.Highanalysissensitivitycanbeachievedforsomeelements,suchasboronandvanadium.1.1Thistestmethodcoversthedeterminationofdissolvedandtotalrecoverableelementsinwater,whichincludesdrinkingwater,lakewater,riverwater,seawater,snow,andTypeIIreagentwaterbydirectcurrentplasmaatomicemissionspectroscopy(DCP).1.2Theinformationonprecisionandbiasmaynotapplytootherwaters.1.3Thistestmethodisapplicabletothe15elementslistedinAnnexA1(TableA1.1)andcoverstherangesinTable1.1.4Thistestmethodisnotapplicabletobrinesunlessthesamplematrixcanbematchedorthesamplecanbedilutedbyafactorof200upto500andstillmaintaintheanalyteconcentrationabovethedetectionlimit.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.TABLE1SolutionsforAnalysisElementPSolutionsforAnalysis,x03BC;g/L123Al
50
100
190
Be
50
500
1000
B
50
500
1000
Cd
1000
50
500
Cr
500
1000
50
Co
50
500
1000
Cu
1000
50
500
Fe
500
1000
50
Pb
500
200
1000
Mn
800
50
300
Hg
500
1000
200
Ni
50