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NF T60-116-1982 石油产品.康拉孙残炭测定

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【英文标准名称】:Petroleumproducts.Determinationoftheconradsonresidue.
【原文标准名称】:石油产品.康拉孙残炭测定
【标准号】:NFT60-116-1982
【标准状态】:作废
【国别】:法国
【发布日期】:1982-10-01
【实施或试行日期】:1982-10-06
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:8P;A4
【正文语种】:其他


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【英文标准名称】:StandardTestMethodforDeterminingExtractabilityofMetalsfromArtMaterials
【原文标准名称】:工美材料中金属可萃取性的测定用标准试验方法
【标准号】:ASTMD5517-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D01.57
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:工美材料;艺术
【英文主题词】:artmaterials;bioavailability;solublemetals
【摘要】:Thisacidextractionmethodisintendedtoindicatethesolubilityofmetalsfromartmaterialsinaweakacidmedium.Thistestmethodmaybeusefulasoneindicatoroftheamountofmetalthatisreadilyavailableforabsorption.Itisnotmeantasareplacementforinvivotestsofabsorptionofametal.5Maximumlevelsofmetalextractionareseenwiththistestmethodwhenresultsare250ppmorless.Ifresultsaregreaterthan250ppm,theextractantvolumeshouldbeincreasedto100mLorgreatertokeepmetallevelsintheeluateatalevelof5ppmorless.61.1Thistestmethodcoverstheextractionofmetalsfromartmaterialsusinganextractantthatsimulatestheacidpotentialofgastricjuice.ThistestmethodissimilartotheextractionmethodinSpecificationF963,exceptthatitrequiresconductingextractionstepsatbodytemperatureinsteadofatroomtemperature.TheextractionprocedurespecifiedinthistestmethodismorerigorousthanthatnotedinSpecificationF963becausetheprocedurecausestheextractionofalargerquantityofmetal.1.2ThistestmethodisadaptedfromtheEuropeanToySafetyStandard,EN71-3:1994butdiffersfromitinthatasolventextractionstepisnotrequiredforprocessingwaxesoroil-basedproductsandnospecificacceptablemetallevelsarespecified.1.3Therationalforthistestmethodisdiscussedin.1.4Thistestmethodshouldbeusedontheartmaterialasawholeandnotanartmaterialingredient.Testingtheartmaterialaswholewouldbeexpectedtogiveamoreaccurateestimateofsolublemetalthanfromanextrapolationfromtestingingredients.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y85
【国际标准分类号】:97_195
【页数】:4P.;A4
【正文语种】:


Product Code:SAE AS1338
Title:Aerospace Metric 60掳 Screw Thread Profile and Tolerance Classes
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope: This Aerospace Standard establishes the details of the maximum and minimum thread profile and tolerance classes for the metric 60掳 screw threads recommended for use in the aerospace industry for metric module bolts and nuts.