收藏 分享(赏)

ASTM_D_1976_-_12.pdf

上传人:益****师 文档编号:182785 上传时间:2023-03-04 格式:PDF 页数:9 大小:118.09KB
下载 相关 举报
ASTM_D_1976_-_12.pdf_第1页
第1页 / 共9页
ASTM_D_1976_-_12.pdf_第2页
第2页 / 共9页
ASTM_D_1976_-_12.pdf_第3页
第3页 / 共9页
ASTM_D_1976_-_12.pdf_第4页
第4页 / 共9页
ASTM_D_1976_-_12.pdf_第5页
第5页 / 共9页
ASTM_D_1976_-_12.pdf_第6页
第6页 / 共9页
亲,该文档总共9页,到这儿已超出免费预览范围,如果喜欢就下载吧!
资源描述

1、Designation:D197612Standard Test Method forElements in Water by Inductively-Coupled Argon PlasmaAtomic Emission Spectroscopy1This standard is issued under the fixed designation D1976;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,th

2、e year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This test method covers the determination of dissolved,total-recoverable,or total elements in drinking water,sur

3、facewater,domestic,or industrial wastewaters.2,31.2 It is the users responsibility to ensure the validity of thetest method for waters of untested matrices.1.3 Table 1 lists elements for which this test method applies,with recommended wavelengths and typical estimated instru-mental detection limits

4、using conventional pneumatic nebuli-zation.4Actual working detection limits are sample dependentand as the sample matrix varies,these detection limits may alsovary.In time,other elements may be added as more informa-tion becomes available and as required.1.4 The values stated in SI units are to be r

5、egarded asstandard.No other units of measurement are included in thisstandard.1.5 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determin

6、e the applica-bility of regulatory limitations prior to use.For specific hazardstatements,see Note 2 and Section 9.2.Referenced Documents2.1 ASTM Standards:5D1066 Practice for Sampling SteamD1129 Terminology Relating to WaterD1193 Specification for Reagent WaterD2777 Practice for Determination of Pr

7、ecision and Bias ofApplicable Test Methods of Committee D19 on WaterD3370 Practices for Sampling Water from Closed ConduitsD4841 Practice for Estimation of Holding Time for WaterSamples Containing Organic and Inorganic ConstituentsD5810 Guide for Spiking into Aqueous SamplesD5847 Practice for Writin

8、g Quality Control Specificationsfor Standard Test Methods for Water Analysis3.Terminology3.1 DefinitionsFor definitions of other terms used in thistest method,refer to Terminology D1129.3.2 Definitions of Terms Specific to This Standard:3.2.1 calibration blank,na volume of water containingthe same a

9、cid matrix as the calibration standards(see 11.1).3.2.2 calibration standards,na series of known standardsolutions used by the analyst for calibration of the instrument(preparation of the analytical curve)(see 8.11).3.2.3 instrumental detection limit,nthe concentrationequivalent to a signal,due to t

10、he analyte,that is equal to threetimes the standard deviation of a series of ten replicatemeasures of a reagent-blank signal at the same wavelength.3.2.4 laboratory control sample,na solution with thecertified concentration(s)of the analytes.3.2.5 reagent blank,na volume of water containing thesame

11、matrix as the calibration standards,carried through theentire analytical procedure.1This test method is under the jurisdiction of ASTM Committee D19 on Waterand is the direct responsibility of Subcommittee D19.05 on Inorganic Constituentsin Water.Current edition approved March 1,2012.Published March

12、 2012.Originallyapproved in 1991.Last previous edition approved in 2007 as D1976 07.DOI:10.1520/D1976-12.2The detailed report of EPA Method Study 27,Method 200.7 is available fromthe National Technical Information Service,5285 Port Royal Road,Springfield,VA.A summary of the project is available from

13、 the U.S.Environmental ProtectionAgency,Environmental Monitoring and Support Laboratory,Cincinnati,OH.3Fishman,M.J.and Friedman,L.,“Methods for Determination of InorganicSubstances in Water and Fluvial Sediments”,U.S.Geological Survey Techniques ofWater-Resources Investigations,Book 5,Chapter D1066,

14、Open File Report 85-495,1985,p.659671.4Winge,R.K.,Fassel,V.A.,Peterson,V.J.and Floyd,M.A.,“InductivelyCoupled Plasma-Atomic Emission Spectroscopy,”An Atlas of Spectral Information,Elsevier Science Publishing Co.,Inc.,New York,NY,1985.5For referenced ASTM standards,visit the ASTM website,www.astm.org

15、,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West

16、 Conshohocken,PA 19428-2959.United States1 3.2.6 total,nthe concentration determined on an unfilteredsample following vigorous digestion(see 12.3).3.2.7 total-recoverable,adja term relating to elementforms that are determinable by the digestion method that isincluded in this procedure(see 12.2).4.Summary of Test Method4.1 Elements are determined,either sequentially orsimultaneously,by inductively-coupled argon plasma opticalemission spectroscopy.4.2 A background correction technique may be used

展开阅读全文
相关资源
猜你喜欢
相关搜索

当前位置:首页 > 专业资料 > 国外标准

copyright@ 2008-2023 wnwk.com网站版权所有

经营许可证编号:浙ICP备2024059924号-2