【英文标准名称】:StandardPracticeforSamplingIndustrialChemicals
【原文标准名称】:工业化学品抽样的的标准实施规程
【标准号】:ASTME300-2003(2009)
【标准状态】:现行
【国别】:美国
【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(US-ASTM)
【起草单位】:E15.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:sampling;simpleliquids;slurry;solids;statistical;Industrialchemicals;Samplingchemicals
【摘要】:Representativesamplesofindustrialchemicalsarerequiredforthedeterminationofchemicalandphysicalpropertieswhichareusedtoestablishstandardvolumes,prices,andcompliancewithcommercialandregulatoryspecifications.Theobjectiveofsamplingistoobtainasmallportion(spotsample)ofmaterialfromaselectedareawithinacontainerwhichisrepresentativeofthematerialintheareaor,inthecaseofrunningorall-levelsamples,asamplewhosecompositionisrepresentativeofthetotalmaterialinthecontainer.Aseriesofspotsamplesmaybecombinedtocreatearepresentativesample.ManualandAutomaticSamplingConsiderations8212;Theselectionofmanualorautomaticsamplingdevicesispartofestablishingasamplingplanappliedunderallconditionswithinthescopeofthispracticeprovidedthatthepropersamplingproceduresarefollowed.Bothtypesofsamplingarecommonlyusedforliquid,solid,andslurrysamplingandrequireadherencetothefollowing:Anadequatefrequencyofsamplingmustbeselected.Theequipmenttosupportmanualorautomaticsamplingsystemsmaybeobtainedcommercially,fabricatedfromthedesignspresentedinthispractice,orconstructedasneededtosatisfyprocessdesignorotherspecificrequirements.Thesamplingequipmentmustbemaintainedonaregularbasis,andthesamplingplanadoptedmustbestrictlyfollowed.1.1Thispracticecoversproceduresforsamplingseveralclassesofindustrialchemicals.Italsoincludesrecommendationsfordeterminingthenumberandlocationofsuchsamples,toensuretheirbeingrepresentativeofthelotinaccordancewithacceptedprobabilitysamplingprinciples.1.2Althoughthispracticedescribesspecificproceduresforsamplingvariousliquids,solids,andslurries,inbulkorinpackages,theserecommendationsonlyoutlinetheprinciplestobeobserved.TheyshouldnottakeprecedenceoverspecificsamplinginstructionscontainedinotherASTMproductormethodstandards.1.3Theseproceduresarecoveredasfollows:
Sections
StatisticalConsiderations
7-11
SimpleLiquids
12-27
Solids
28-35
Slurries
36-41
【英文标准名称】:Plastics-Melamine-formaldehydepowdermouldingcompounds(MF-PMCs)-Designationsystemandbasisforspecifications
【原文标准名称】:塑料.蜜胺酚醛粉末模塑化合物(MF-PMCs).命名体系和基本规范
【标准号】:BSENISO14528-1-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-01-15
【实施或试行日期】:2000-01-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:符号;蜜胺树脂;加强材料;材料的物理性质;模压化合物;数据块;甲醛;塑料;粒状材料;分类系统;填充料;名称与符号;数据表示
【英文主题词】:Classificationsystems;Classifications;Definition;Definitions;Designationsystems;Designations;Formaldehyde;Injectionmoulding;Materials;Melamineformaldehyde;Melamine-formaldehyderesin;MF;Mouldingmaterials;Mouldings(shapedsection);Phenolicresins;Plastics;Resinmouldingmaterials;Resins;Specification;Specifications;Testing
【摘要】:1ThispartofISO14528establishesadatablocksystemforthedesignationofmelamine-formaldehydepowdermouldingcompounds(MF-PMCs).2ThevarioustypesofMF-PMCaredifferentiatedfromeachotherbyaclassificationsystembasedoninformationaboutthefiller/reinforcementtypeandcontent,theintendedmethodofprocessing,anyspecialpropertiesandthoseofthespecialpropertiesusedspecificallyfordesignationpurposes(designatoryproperties).3ThispartofISO14528isapplicabletoallMF-PMCsreadyfornormaluseintheformofpowder,granulesorgroundmaterial.4Itisnotintendedtoimplythatmaterialshavingthesamedesignationnecessarilygivethesameperformance.ThispartofISO14528doesnotprovideengineeringdata,performancedataordataonprocessingconditionswhichmayberequiredtospecifyamaterialforaparticularapplicationand/ormethodofprocessing.Ifsuchadditionalpropertiesarerequired,theyshallbedeterminedinaccordancewiththetestmethodsspecifiedinISO14528-2,ifsuitable.5Whenevergeneralrequirementdata,ascoveredbyISO14528-3,needtobeindicated,thisisalsodoneusingthisdatablocksystem.6Toensurethatcode-lettersandcode-numbersremainunambiguous,andtoavoidconflictswithinthesystem,anynewcode-lettersorcode-numbersforuseindatablock1,2or3shallbeapprovedbeforeusebythesecretariatsofISO/TC61/SC1,SC12andSC13.
【中国标准分类号】:G31
【国际标准分类号】:83_080_10
【页数】:16P.;A4
【正文语种】:英语
基本信息
标准名称: | 交通行业工人技术等级标准 航道疏浚 航道潜水工 |
英文名称: | Technical grade standards for workers in the communications industry -- Waterway dredging -- Waterway divers |
中标分类: |
公路、水路运输 >>
航道与航标 >>
航道与航标综合 |
发布部门: | 中华人民共和国交通部 |
发布日期: | 1993-12-21 |
实施日期: | 1994-04-01 |
首发日期: | |
作废日期: | 2010-04-05 |
提出单位: | 交通部人事劳动司 |
归口单位: | 交通部标准计量研究所 |
起草单位: | 交通部人事劳动司组织天津、上海、广州航道局、长江航务管理局(长江航道局)、黑龙江航运管理局(黑龙江航道局)、广东省交通厅、天津市交通局、南京航务工程专科学校 |
起草人: | 高振东 |
出版社: | 人民交通出版社 |
出版日期: | 1994-04-01 |
页数: | 4页 |
适用范围
本标准规定了航道潜水工的等级、应知、应会和工作实例。
本标准适用于航道潜水工的培训、考核和使用。
前言
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目录
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引用标准
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所属分类: 公路 水路运输 航道与航标 航道与航标综合