ASTM D 6866a-2006 使用放射性碳和同位素比质谱分析法测定天然材料中生物基含量的标准试验方法
作者:标准资料网 时间:2024-05-05 08:20:25 浏览:9433
来源:标准资料网
【英文标准名称】:StandardTestMethodsforDeterminingtheBiobasedContentofNaturalRangeMaterialsUsingRadiocarbonandIsotopeRatioMassSpectrometryAnalysis
【原文标准名称】:使用放射性碳和同位素比质谱分析法测定天然材料中生物基含量的标准试验方法
【标准号】:ASTMD6866a-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;含量;测定;同位素;质谱学;自然;放射性碳法;范围;比率
【英文主题词】:Analysis;Content;Determination;Isotopes;Massspectrometry;Natural;Radiocarbonmethods;Range;Ratios
【摘要】:
【中国标准分类号】:G04
【国际标准分类号】:71_040_50
【页数】:15P;A4
【正文语种】:英语
MIL-HDBK-279, MILITARY HANDBOOK: TOTAL-DOSE HARDNESS ASSURANCE GUIDELINES FOR SEMICONDUCTOR AND MICROCIRUITS (24 JAN 1989) [S/S BY MIL-HDBK-814]., The scope of this document is limited to total-dose effects on electronic piece parts. It does not address overall system hardness assurance activities. However, occasionally, specific system requirements may be briefly addresses when it facilitates the discussion.【英文标准名称】:StandardTestMethodforSensoryEvaluationofOleoresinCapsicum
【原文标准名称】:辣椒油树脂感官评定的标准试验方法
【标准号】:ASTME1396-1990(2004)
【标准状态】:现行
【国别】:
【发布日期】:1990
【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】:E18.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:评定;感官;实验室医学;药剂学
【英文主题词】:capsicum;N-vanillyl--nonamide;oleoresincapsicum;pepperheat;scovilleHeatUnits(SHU);sensoryevaluation-foodsandbeverages
【摘要】:Thistestmethodprovidesquickandaccurateratingsforthesensoryheatinoleoresincapsicumsrangingfrom100000to1000000Scovilleheatunits.Sensoryresultsfromthistestmethodcorrelatehighly(r2=0.94)withresultsfromhighpressureliquidchromatography;makingthetwomethodssubstitutable.61.1Thistestmethoddescribesstandardizedproceduresforthesensoryevaluationofheatinoleoresincapsicumsrangingfrom100000to1000000Scovilleheatunits(S.H.U.).1.2ThistestmethodisintendedasanalternativetotheScovilleheattest,butresultscanbeexpressedinScovilleheatunits(seeASTAMethod21.0andISO3513).1.3Thistestmethoddoesnotapplyforgroundredpepper,lowheatchilipeppers,orchilipowder.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection8.
【中国标准分类号】:C10
【国际标准分类号】:11_120_20
【页数】:4P.;A4
【正文语种】: