ASTM D6715-2008 用盐保存(腌干)兽皮的理化检测取样和准备的标准实施规程
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【英文标准名称】:StandardPracticeforSamplingandPreparationofSaltPreserved(Cured)HidesandSkinsforChemicalandPhysicalTests
【原文标准名称】:用盐保存(腌干)兽皮的理化检测取样和准备的标准实施规程
【标准号】:ASTMD6715-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D31.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:chemicaltests;curedhides;lot;physicaltests;preparation;salt-preservation;saltedhides;sampling;unit;Curedleatherhides;Randomsampling;Salt-preserved(cured)leatherhides;Samplepreparation;Samplingleathermaterials/applications
【摘要】:Thesamplingproceduresdescribedinthispracticehavebeendesignedtoensurerandomsamplingofsalt-preservedhidesandskinsforphysicalandchemicaltests.Salt-preservedhidesarenaturalproductsandassucharesubjecttoextensivevariability.Thephysicalandchemicalpropertiesvaryconsiderablydependingonlocationonthatspecifichide,side,orskinfromwhichthetestsampleistaken.Randomsamplingofspecimensfromapredefinedlocationandorientationminimizestestbiasandvariability.Thispracticedefinestheseparameters.Ingeneral,testscarriedoutuponsalt-preservedhidesrequirecompositelotsamplesgeneratedusingthepreparationmethodsdescribedwithinthispractice.Subsequentteststypicallyrequirethosecompositesamplestobeintwoforms:ExpressedHideFluid8212;whereresidualhidefluidispressedfromeachde-hairedandcleanedindividualhidesample,thenequalvolumesofeachextractedfluidareblendedtogethertocreatethecompositesample.HideMaterialSample8212;whereequalquantitiesofde-hairedandcleanedhidematerialareblendedtogethertocreatearepresentativecompositesample.1.1Thispracticecoversthesamplingandpreparationofsalt-preserved(cured)hidesforphysicalandchemicaltests.Thehidesorskinstobetestedaregroupedintolots.Eachlotisrandomlysampledinsuchamannerastoproducearepresentativesampleofthatlot.Thislotsamplemaybeusedtodeterminecomplianceofthelotwithapplicablespecificationrequirements,andonthebasisofresults,thelotmaybeacceptedorrejectedinitsentirety.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y45
【国际标准分类号】:59_140_20
【页数】:3P.;A4
【正文语种】:英语
【原文标准名称】:用盐保存(腌干)兽皮的理化检测取样和准备的标准实施规程
【标准号】:ASTMD6715-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D31.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:chemicaltests;curedhides;lot;physicaltests;preparation;salt-preservation;saltedhides;sampling;unit;Curedleatherhides;Randomsampling;Salt-preserved(cured)leatherhides;Samplepreparation;Samplingleathermaterials/applications
【摘要】:Thesamplingproceduresdescribedinthispracticehavebeendesignedtoensurerandomsamplingofsalt-preservedhidesandskinsforphysicalandchemicaltests.Salt-preservedhidesarenaturalproductsandassucharesubjecttoextensivevariability.Thephysicalandchemicalpropertiesvaryconsiderablydependingonlocationonthatspecifichide,side,orskinfromwhichthetestsampleistaken.Randomsamplingofspecimensfromapredefinedlocationandorientationminimizestestbiasandvariability.Thispracticedefinestheseparameters.Ingeneral,testscarriedoutuponsalt-preservedhidesrequirecompositelotsamplesgeneratedusingthepreparationmethodsdescribedwithinthispractice.Subsequentteststypicallyrequirethosecompositesamplestobeintwoforms:ExpressedHideFluid8212;whereresidualhidefluidispressedfromeachde-hairedandcleanedindividualhidesample,thenequalvolumesofeachextractedfluidareblendedtogethertocreatethecompositesample.HideMaterialSample8212;whereequalquantitiesofde-hairedandcleanedhidematerialareblendedtogethertocreatearepresentativecompositesample.1.1Thispracticecoversthesamplingandpreparationofsalt-preserved(cured)hidesforphysicalandchemicaltests.Thehidesorskinstobetestedaregroupedintolots.Eachlotisrandomlysampledinsuchamannerastoproducearepresentativesampleofthatlot.Thislotsamplemaybeusedtodeterminecomplianceofthelotwithapplicablespecificationrequirements,andonthebasisofresults,thelotmaybeacceptedorrejectedinitsentirety.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y45
【国际标准分类号】:59_140_20
【页数】:3P.;A4
【正文语种】:英语
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