SAE MA2070 Fitting, Tee, Integral Weld Ring, 21,000 kPa, Metric
时间:2024-05-16 07:08:00 来源: 标准资料网 作者：标准资料网 阅读：8377
Product Code:SAE MA2070
Title:Fitting, Tee, Integral Weld Ring, 21,000 kPa, Metric
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
【英文标准名称】:Waterquality;determinationoffluoride;part1:electrochemicalprobemethodforpotableandlightlypollutedwater
【原文标准名称】:水质氟化物的测定第1部分:电化学探头法测定饮用水和轻度污染水
【标准号】:ISO10359-1-1992
【标准状态】:现行
【国别】:国际
【发布日期】:1992-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC147
【标准类型】:()
【标准水平】:()
【中文主题词】:饮用水;污染;含量测定;水;电化学方法;氟化物含量;水质;测定
【英文主题词】:Contamination;Determination;Determinationofcontent;Electrochemicalmethods;Fluorideburden;Potablewater;Water;Waterquality
【摘要】:Themethodisbasedondevelopingapotentialdifferencebetweenthemeasuringelectrodeandthereferenceelectrode,whenafluorideion-selectiveelectrodecomesintocontactwithanaqueoussolutioncontainingfluorideions.Oncertainassumptionsspecified,themethodwillnolongerrefertoactivities,buttofluorideionconcentration.Themethodisdirectlysuitableformeasuringfluorideconcentrationsfrom0,2mg/lto2,0g/l.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:Instantcoffee-Samplingmethodforbulkunitswithliners
【原文标准名称】:速溶咖啡.带衬里的块装件的取样方法
【标准号】:ISO6670-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-08
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC34
【标准类型】:()
【标准水平】:()
【中文主题词】:农产品;作标记;抽样方法;可溶咖啡;定义;包装件;咖啡;采样设备;储存
【英文主题词】:Agriculturalproducts;Coffee;Definitions;Marking;Packages;Samplingequipment;Samplingmethods;Solublecoffee;Storage
【摘要】:1ThisInternationalStandardspecifiesamethodofsamplingaconsignmentofinstantcoffee,shippedintenunitsormore,forthepurposeofexaminationtodeterminewhethertheconsignmentcomplieswithacontractspecification.Thecasesusedhaveinnerliningsofmoisture-resistantmaterialhermeticallysealedbecauseofthehygroscopicnatureofinstantcoffee,andareinunitsgreaterthan10kgnetmass,typicallyupto50kg.Thismethodisalsoapplicabletounitsofmorethan50kg,usuallynamedasbigbagsorsupersacks.Thecasesaregenerallymadeofcardboardofappropriatestrengthandthebigbagsaremadeofsuitableplasticmaterial.2Themethodmayalsobeusedfortheselectionandpreparationofasufficientlyrepresentativesampleoftheconsignment,intendeda)toserveasabasisforanofferforsale,b)forexaminationtoverifythattheinstantcoffeetobeofferedforsalesatisfiestheproducer'ssalesspecification,c)forexaminationtodetermineoneormoreofthecharacteristicsoftheinstantcoffeefortechnical,commercial,administrativeandarbitrationpurposes,andd)forretentionasareferencesampleforuse,ifrequired,inlitigation.Inpractice,consignmentsofinstantcoffeeareoftenblendedinuseandbeforepacking.3ThisInternationalStandardisapplicabletoalltypesofinstantcoffee,asdefinedinISO3509,containedinalltypesofunitswithliners,withtheexceptionstatedin1.4.4Forbulkdensityandparticlesize,thisInternationalStandardappliestospray-driedpowderandfreeze-driedinstantcoffeesonly,asdefinedinISO3509,duetotheintrinsicfragilityofparticlesofagglomeratedinstantcoffee,whichleadstogreaterbreakdownandheadspaceinthefinalpackedunitsfortheconsumer.
【中国标准分类号】:X50
【国际标准分类号】:67_140_20
【页数】:6P;A4
【正文语种】:英语