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ASTM D2813-2003 物理和化学试验用皮革取样的标准实施规范

作者:标准资料网 时间:2024-05-26 07:38:19  浏览:8287   来源:标准资料网
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【英文标准名称】:StandardPracticeforSamplingLeatherforPhysicalandChemicalTests
【原文标准名称】:物理和化学试验用皮革取样的标准实施规范
【标准号】:ASTMD2813-2003
【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(ASTM)
【起草单位】:D31.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:工艺;物理试验;皮革;抽样方法
【英文主题词】:chemicaltests;leather;lot;physicaltests;sampling;unit
【摘要】:Thesamplingproceduresdescribedinthispracticehavebeendesignedtoensurerandomsamplingoffinishedleatherandfabricatedleatheritemsforphysicalandchemicaltests.Leatherisanaturalproductandassuchissubjecttoextensivevariability.Thephysicalandchemicalpropertiesvaryconsiderablydependingonlocationonthehide,sideorskinfromwhichthetestsampleistaken.Randomsamplingofspecimensfromapredefinedlocationandorientationminimizestestbiasandvariability.Thispracticedefinestheseparameters.1.1Thispracticecoversthesamplingoffinishedleatherandfabricatedleatheritemsforphysicalandchemicaltests.Theproductisgroupedintolotsthatarerandomlysampledinsuchamannerastoproducearepresentativesampleofthelot.Thissamplemaybeusedtodeterminecomplianceofthelotwithapplicablespecificationrequirements,andonthebasisofresults,thelotmaybeacceptedorrejectedinitsentirety.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y45
【国际标准分类号】:59_140_30
【页数】:2P.;A4
【正文语种】:


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【英文标准名称】:Milkandmilkproducts-Determinationofleadcontent-Graphitefurnaceatomicabsorptionspectrometricmethod
【原文标准名称】:奶和奶制品.铅含量测定.石墨炉原子吸收分光光度测定法
【标准号】:ISO/TS6733-2006
【标准状态】:现行
【国别】:国际
【发布日期】:2006-11
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC34
【标准类型】:()
【标准水平】:()
【中文主题词】:原子吸收分光光度测定法;酪蛋白;酪朊酸盐;化学分析和试验;乳制品;定义;含量测定;食品;铅;铅含量;牛奶;奶制品;基准方法;分光光度法
【英文主题词】:Atomicabsorptionspectrophotometry;Casein;Caseinates;Chemicalanalysisandtesting;Dairyproducts;Definition;Definitions;Determinationofcontent;Foodproducts;Lead;Leadcontent;Milk;Milkproducts;Referencemethods;Spectrophotometry
【摘要】:ThisTechnicalSpecificationdescribesamethodforthequantitativedeterminationofthetotalleadcontentinmilkandmilkproducts.Thedetectionlimitofthemethod,definedasthreetimesthestandarddeviationoftheblankdetermination,is0,001mg/kgforliquidproductsand0,01mg/kgforsolidproductsifdryashingisapplied.Forpressurizedwetmineralization,thesefiguresarethesamefortestportionscontaining0,2gofdrymatter.Microwavemineralizationallowsforlargertestportions,anddetectionlimitsareaccordinglylower.
【中国标准分类号】:X16
【国际标准分类号】:67_100_01
【页数】:13P;A4
【正文语种】:英语


【英文标准名称】:Geographicinformation-Simplefeatureaccess-SQLoption
【原文标准名称】:地理信息.简单特征选取.结构化查询语言(SQL)选项
【标准号】:BSENISO19125-2-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-02-08
【实施或试行日期】:2005-02-08
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑;坐标系(地理);数据描述;数据处理;数据表示;数据传送;定义;定义(术语);英语;特征块;大地测量学;地理信息;地理学;几何;信息处理;模型;计划;结构化询问语言
【英文主题词】:Construction;Coordinates(geography);Datadescription;Dataprocessing;Datarepresentation;Datatransfer;Definition;Definitions;Englishlanguage;Featureblocks;Geodesy;Geographicinformation;Geography;Geometry;Informationprocessing;Models;Schemes;StructuredQueryLanguage
【摘要】:ThispartofISO19125:2004specifiesanSQLschemathatsupportsstorage,retrieval,queryandupdateofsimplegeospatialfeaturecollectionsviatheSQLCallLevelInterface(SQL/CLI)andestablishesanarchitecturefortheimplementationoffeaturetables.ThispartofISO19125:2004definestermstousewithinthearchitecture.ofgeographicinformationanddefinesasimplefeatureprofileofISO19107.Inaddition,thispartofISO19125:2004describesasetofSQLGeometryTypestogetherwithSQLfunctionsonthosetypes.TheGeometryTypesandFunctionsdescribedrepresentaprofileofISO13249-3.ThispartofISO19125:2004standardizesthenamesandgeometricdefinitionsoftheSQLTypesforGeometryandthenames,signaturesandgeometricdefinitionsoftheSQLFunctionsforGeometry.ThispartofISO19125:2004doesnotattempttostandardizeanddoesnotdependuponanypartofthemechanismbywhichTypesareaddedandmaintainedintheSQLenvironment,includingthefollowing:thesyntaxandfunctionalityprovidedfordefiningtypes;thesyntaxandfunctionalityprovidedfordefiningSQLfunctions;thephysicalstorageoftypeinstancesinthedatabase;specificterminologyusedtorefertoUserDefinedTypes,forexample,UDT.
【中国标准分类号】:A76
【国际标准分类号】:35_240_70
【页数】:72P.;A4
【正文语种】:英语



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