NF V05-001-1959 食品.醋.醋酸浓度的测定
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来源:标准资料网
【英文标准名称】:Foodproducts.Vinegar.Determinationofaceticacidconcentration.
【原文标准名称】:食品.醋.醋酸浓度的测定
【标准号】:NFV05-001-1959
【标准状态】:现行
【国别】:法国
【发布日期】:1959-11-01
【实施或试行日期】:1959-11-30
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:乙酸;食醋;化学分析;食品;容量分析;含量测定;化学分析和试验
【英文主题词】:
【摘要】:
【中国标准分类号】:X66
【国际标准分类号】:67_220_20
【页数】:12P.;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforDeterminationofThermogravimetric(TGA)AirReactivityofBakedCarbonAnodesandCathodeBlocks
【原文标准名称】:测定碳阳极和阴极块的热重(TGA)气体反应性的标准试验方法
【标准号】:ASTMD6559-2000a(2005)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D02.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测定;电极;试验;空气;活性;阳极;碳;热重分析法;阴极;煤;块材;电化学
【英文主题词】:airreactivity;anode;cathodeblock;dusting
【摘要】:Theairreactivityratesareusedtoquantifythetendencyofacarbonartifacttoreactwithair.Carbonconsumedbythisunwantedsidereactionisunavailablefortheprimaryreactionsofreducingaluminatotheprimarymetal.Airreactivitydustingrateisusedbysomecompaniestoquantifythetendencyofthecokeaggregateorbindercokeofacarbonartifacttoselectivelyreactwiththesegases.Preferentialattackofthebindercokeorcokeaggregateofacarbonartifactbythesegasescausessomecarbontofalloffordust,makingthecarbonunavailablefortheprimaryreactionofreducingaluminaand,moreimportantly,reducingtheefficiencyofthealuminumreductioncell.Comparisonofairreactivityanddustingratesisusefulinselectingrawmaterialsforthemanufactureofcommercialanodesforspecificsmeltingtechnologiesinthealuminumreductionindustry.Airreactivityratesareusedforevaluatingeffectivenessandbeneficiationprocessesorforresearchpurposes.1.1Thistestmethodcoversthethermogravimetric(TGA)determinationofairreactivityanddustingofshapedcarbonanodesandcathodeblocksusedinthealuminumreductionindustry.Theapparatusselectioncoversasignificantvarietyoftypeswithvariousthermalconditions,samplesizecapability,materialsofconstruction,andproceduresfordeterminingthemasslossandsubsequentrateofreaction.Thistestmethodstandardizesthevariablesofsampledimensions,reactiontemperature,gasvelocityovertheexposedsurfaces,andreactiontimesuchthatresultsobtainedondifferentapparatusesarecorrelatable.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:77_020
【页数】:5P.;A4
【正文语种】:
Product Code:SAE AMS5853
Title:Steel, Corrosion and Heat Resistant, Bars and Wire 15Cr - 25.5Ni - 1.2Mo - 2.1Ti - 0.006B - 0.30V, 1800 掳 F (982 掳 C) Consumable Electrode Melted 1800 掳F (982 掳C) Solution Treated and Work-Strengthened 160 ksi (1103 MPa) Tensile Strength
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and heat resistant steel in the form of work-strengthened bars and wire 1-1/4 inches (31.8 mm) and under in nominal diameter or least distance between parallel sides.