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ASTM UOP391-2009 原子吸收光谱(AAS)法测定石油产品或有机物中痕量金属

作者:标准资料网 时间:2024-05-19 04:00:02  浏览:8329   来源:标准资料网
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【英文标准名称】:TraceMetalsinPetroleumProductsorOrganicsbyAAS
【原文标准名称】:原子吸收光谱(AAS)法测定石油产品或有机物中痕量金属
【标准号】:ASTMUOP391-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:
【标准类型】:(UOP)
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thismethodisfordeterminingtraceconcentrationsofcopper(Cu),iron(Fe),nickel(Ni),potassium(K),sodium(Na),andvanadium(V)byAtomicAbsorptionSpectrophotometry(AAS).Itcanbeappliedtopetroleumproductssuchascrudeoils,gasolines,kerosenes,dieselfuels,andresidues,orvariedorganicmixtures(includingnitroanilines,amines,chlorobenzenes,phenolsandotherrelatedmaterials)producedorusedinchemicalmanufacturing.Therangeofquantitationisfrom0.5to100mg/kg(mass-ppm).Inadditiontotheelementslistedabove,aluminum(Al),calcium(Ca),cobalt(Co),chromium(Cr),magnesium(Mg),manganese(Mn),palladium(Pd),platinum(Pt),andzinc(Zn)mayalsobeanalyzedbyAASusingthetechniquesdescribedherein;buttheseelementshavenotbeenevaluatedforsensitivityorrepeatability.Also,lead(Pb),molybdenum(Mo),phosphorus(P),andtin(Sn)maybeanalyzedbyGraphiteFurnace-AtomicAbsorptionSpectrophotometry(GF-AAS),whichisoutsidethescopeofthismethod.Alternatively,theelementslistedabovemaybeanalyzedbyInductivelyCoupledPlasma-OpticalEmmissionSpectrophotometry(ICP-OES).SeeUOPMethod389,"TraceMetalsinOrganicsbyWetAshing-ICP-OES,"forspecificmetalsandtheirrangeofquantitation.
【中国标准分类号】:
【国际标准分类号】:
【页数】:8P.;A4
【正文语种】:英语


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Product Code:SAE AS7468
Title:Bolts, Cobalt-Chromium-Nickel Alloy, Uns R30035, Tensile Strength 260 Ksi, Procurement Specification
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:This procurement specification covers bolts made from a corrosion resistant, work-strengthened, cobalt-chromium-nickel alloy of the type identified under the Unified Numbering System as UNS R30035. The following specification designations and their properties are covered: AS7468 260 ksi minimum ultimate tensile strength at room temperature, 135 ksi tension to 13.5 ksi tension fatigue at room temperature; and AS7468-1 260 ksi minimum ultimate tensile strength at room temperature, 145 ksi minimum ultimate shear strength at room temperature.MIL-STD-1265A, MILITARY STANDARD: RADIOGRAPHIC INSPECTION, CLASSIFICATION AND SOUNDNESS REQUIREMENTS FOR STEEL CASTINGS (29 MAY 1987) [S/S BY MIL-HDBK-1265]., This standard prescribes the requirements for the classification and soundness of steel castings exclusive of weld repair. This standard supplements detail casting specifications when specified.

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