ASTM D4606-2003(2007) 用氢化发生法/原子吸收法测定煤中砷和硒含量的标准试验方法

作者:标准资料网 时间:2024-05-04 05:17:34   浏览:8575   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforDeterminationofArsenicandSeleniuminCoalbytheHydrideGeneration/AtomicAbsorptionMethod
【原文标准名称】:用氢化发生法/原子吸收法测定煤中砷和硒含量的标准试验方法
【标准号】:ASTMD4606-2003(2007)
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D05.29
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:固体燃料;含量测定;煤;硒;砷;燃料;试验
【英文主题词】:arsenic;atomicabsorption;Eschkamixture;hydridegeneration;selenium
【摘要】:Thistestmethodpermitsmeasurementofthetotalarsenicandseleniumcontentofcoalforthepurposeofevaluatingtheseelementswheretheycanbeofconcern,forexample,incoalcombustion.Whencoalsamplesarepreparedforanalysisinaccordancewiththistestmethod,thearsenicandseleniumarequantitativelyretainedandarerepresentativeofthetotalamountsinthecoal.1.1Thistestmethodcoversthedeterminationoftotalarsenicandseleniumincoal.1.2si-value;Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:D21
【国际标准分类号】:75_160_10
【页数】:5P.;A4
【正文语种】:


下载地址: 点击此处下载
Product Code:SAE AS85049/56
Title:Connector Accessories, Electrical, Strain Relief, Straight, Category 4C (MIL-C-38999 Series I and II Connectors)
Issuing Committee:Ae-8c1 Connectors Committee
Scope:No scope available.MIL-I-13857B (AMENDMENT 1), MILITARY SPECIFICATION: IMPREGNATION OF METAL CASTINGS (17 FEB 1984) [NO S/S DOCUMENT].