EN 13206-2001 农业和园艺热塑覆盖膜

作者:标准资料网 时间:2024-05-04 07:40:25   浏览:9388   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Coveringthermoplasticfilmsforuseinagricultureandhorticulture;GermanversionEN13206:2001
【原文标准名称】:农业和园艺热塑覆盖膜
【标准号】:EN13206-2001
【标准状态】:现行
【国别】:
【发布日期】:2001-07
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:光;物理性能;机械性能;农业;尺寸;定义;定义;人工气候;园艺;箔;热塑性聚合物;特性;厚度;;共聚产物;规范(验收);聚乙烯;耐久性;作标记;园艺学;暖房;名称与符号;耐力;覆盖箔;塑料薄膜;使用;热塑性的;应用;试验
【英文主题词】:Agriculture;Applications;Artificialweathering;Copolymerisates;Coverfoils;Definition;Definitions;Designations;Dimensions;Durability;Foil;Gardening;Glasshouses;Horticulture;Light;Marking;Mechanicalproperties;Permability;Physicalproperties;Plasticfilms;Polyethylene;Properties;Resistance;Specification(approval);Testing;Thermoplastic;Thermoplasticpolymers;Thickness;Use
【摘要】:
【中国标准分类号】:G33
【国际标准分类号】:65_040_30;83_140_10
【页数】:15P.;A4
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:Liquidpetroleumproducts-Determinationofignitiondelayandderivedcetanenumber(DCN)ofmiddledistillatefuelsbycombustioninaconstantvolumechamber
【原文标准名称】:液体石油产品.用等容室燃烧法测定中间馏出燃料的点火延迟和衍生十六烷值(DCN)
【标准号】:BSEN15195-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-06-29
【实施或试行日期】:2007-06-29
【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】:机动车燃料;校正;十六烷值;CFR试验工程;燃烧室;交付使用;定义;测定;设备布置;柴油发动机;柴油;蒸馏物;燃料;着火性;点火;点火延迟;液体;材料测试;数学计算;性能检验;石油产品;精密度;质量;抽样方法;测试;定时点火
【英文主题词】:Automotivefuels;Calibration;Cetanenumber;CFR-testengine;Combustionchambers;Commissioning;Definition;Definitions;Determination;Devicearrangement;Dieselengines;Dieselfuels;Distillates;Fuels;Ignitability;Ignition;Ignitiondelay;Liquid;Materialstesting;Mathematicalcalculations;Performancecheck;Petroleumproducts;Precision;Quality;Samplingmethods;Testing;Timingofignition
【摘要】:Thisdocumentspecifiesatestmethodforthequantitativedeterminationofignitiondelayofmiddledistillatefuelsintendedforuseincompressionignitionengines.Themethodutilizesaconstantvolumecombustionchamberdesignedforoperationbycompressionignition,andemployingdirectinjectionoffuelintocompressedairthatiscontrolledtoaspecifiedpressureandtemperature.Anequationisgiventocalculatethederivedcetanenumber(DCN)fromtheignitiondelaymeasurement.Thisstandardisapplicabletodieselfuels,includingthosecontainingFAME.Themethodisalsoapplicabletomiddledistillatefuelsofnon-petroleumorigin.However,usersapplyingthisstandardespeciallytounconventionaldieselfuelsarewarnedthattherelationshipbetweenderivedcetanenumberandcombustionbehaviourinrealenginesisnotyetfullyunderstood.Thestandardcoverstheignitiondelayrangefrom3,3msto6,4ms(61DCNto34DCN).Thecombustionanalysercanmeasureshorterorlongerignitiondelays,butprecisioncanbeaffected.NOTEForthepurposeofthisEuropeanStandard,theexpression“%(V/V)”isusedtorepresentthevolumefractionand“%(m/m)”themassfraction.WARNING—Theuseofthisstandardmayinvolvehazardousmaterials,operationsandequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyproblemsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:26P.;A4
【正文语种】:英语


【英文标准名称】:Waterquality.Determinationofselectedorganicnitrogenandphosphoruscompounds.Gaschromatographicmethods
【原文标准名称】:水质.所选用的有机氮和磷化合物含量的测定.气相色谱法
【标准号】:BSENISO10695-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-10-15
【实施或试行日期】:2000-10-15
【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】:化学分析和测试;色谱法;测定;含量测定;测量规程;萃取分析法;气相色谱法;方法;氮;氮含量;氮有机化合物;磷含量;磷有机化合物;质量;水;水质;水质测试
【英文主题词】:Chemicalanalysisandtesting;Chromatography;Determination;Determinationofcontent;Determinationprocedures;Extractionmethodsofanalysis;Gaschromatography;Methods;Nitrogen;Nitrogencontent;Nitrogenorganiccompounds;Phosphoruscontent;Phosphorusorganiccompounds;Quality;Water;Waterquality;Watertesting
【摘要】:ThisInternationalStandardspecifiestwomethodsforthedeterminationofcertainorganicnitrogenandphosphoruscompoundsinwatersbygaschromatography(seeTable1).Themethodsmaybeextendedtoincludeadditionalsubstances,providedthemethodsarevalidatedforeachindividualcase.Clause3describestheliquid/liquidextractionmethod,whichisapplicabletosamplesofdrinkingwaters,groundwaters,surfacewatersandwastewaterscontainingupto0,05g/lofsuspendedsolids.Inthepresenceoforganicmatter,suspendedmatterandcolloids,interferencesaremorenumerousandconsequentlythedetectionlimitsofthismethodcanbehigher.NOTEBecauseoftheverylowconcentrationsnormallypresentinthewaters,theproblemofcontaminationisextremelyimportant.Thelowerthelevelmeasured,themoreprecautionshavetobeobserved.Clause4describestheliquid/solidextractionmethodwhichisapplicabletosamplesofgroundwater,surfacewateranddrinkingwatercontainingmassconcentrationsofabout≥0,05μg/l.Interferencesoccurringwiththeexaminationofsometypesofsurfacewatercanpreventtheapplicationofthismethod.DetectionlimitsaregivenforinformationinannexA.NOTEWhenapplyingthisInternationalStandard,theguideonanalyticalqualitycontrolforwateranalysis(seeISO/TR13530)shouldbefollowed.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:34P;A4
【正文语种】:英语