DIN 23006 T.1-1985 选煤.选煤设备和工艺的鉴定.一般规范.量的平衡
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【英文标准名称】:Preparationofhardcoal;assessmentofpreparationequipmentandprocesses;generalrules,balanceofquantities
【原文标准名称】:选煤.选煤设备和工艺的鉴定.一般规范.量的平衡
【标准号】:DIN23006T.1-1985
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【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】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:Copperandcopperalloys;Determinationofphosphoruscontent;Molybdovanadatespectrometricmethod
【原文标准名称】:铜和铜合金磷含量的测定钼钒酸盐光谱法
【标准号】:ISO4741-1984
【标准状态】:现行
【国别】:国际
【发布日期】:1984-06
【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/TC26
【标准类型】:()
【标准水平】:()
【中文主题词】:铜合金;含量测定;化学分析和试验;磷;铜;分光光度法
【英文主题词】:Chemicalanalysisandtesting;Copper;Copperalloys;Determinationofcontent;Phosphorus;Spectrophotometry
【摘要】:Themethodisapplicabletothedeterminationofphosphoruscontentsbetween0.0005and0.5%(m/m).ISO4741specifiesprinciple,reagents,apparatus,procedure,expressionofresultsandtestreport.
【中国标准分类号】:H13
【国际标准分类号】:77_120_30
【页数】:18P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforAvailableCyanidewithLigandDisplacementandFlowInjectionAnalysis(FIA)UtilizingGasDiffusionSeparationandAmperometricDetection
【原文标准名称】:用气体扩散分离和电流计探测法对有效氰化物进行配位位移和流量注入分析的标准试验方法
【标准号】:ASTMD6888-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D19.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:分离;气体;检测;流量注入分析;位移流量;氰化物;扩散;配位体;流量分析
【英文主题词】:amperometry;availablecyanide;cyanide;cyanideamenabletochlorination;flowinjectionanalysis;freecyanide;gasdiffusionmembrane;ligandexchange;silverelectrode;weakaciddissociablecyanide
【摘要】:Cyanideandhydrogencyanidearehighlytoxic.Regulationshavebeenestablishedtorequirethemonitoringofcyanideinindustrialanddomesticwastesandsurfacewaters.4Thistestmethodisapplicablefornaturalwater,salinewaters,andwastewatereffluent.Themethodmaybeusedforprocesscontrolinwastewatertreatmentfacilities.ThespottestoutlinedinTestMethodsD2036,AnnexA1canbeusedtodetectcyanideandthiocyanateinwaterorwastewater,andtoapproximateitsconcentration.1.1Thismethodisusedtodeterminetheconcentrationofavailableinorganiccyanideinanaqueouswastewateroreffluent.Themethoddetectsthecyanidesthatarefree(HCNandCN-)andmetal-cyanidecomplexesthatareeasilydissociatedintofreecyanideions.Themethoddoesnotdetectthelesstoxicstrongmetal-cyanidecomplexes,cyanidesthatarenot"amenabletochlorination."1.2TotalcyanidecanbedeterminedforsamplesthathavebeendistilledasdescribedinTestMethodsD2036,TestMethodA,TotalCyanidesafterDistillation.Thecyanidecomplexesaredissociatedandabsorbedintothesodiumhydroxidecapturesolution,whichcanbeanalyzedwiththistestmethod;therefore,ligandexchangereagentsfromsections8.12and8.13wouldnotberequiredwhendeterminingtotalcyanideafterdistillation.1.3Thisprocedureisapplicableoverarangeofapproximately2to400956;g/L(partsperbillion)availablecyanide.Higherconcentrationscanbeanalyzedbydilutionorlowerinjectionvolume.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninNote2andSection9.
【中国标准分类号】:N12
【国际标准分类号】:17_120_10
【页数】:7P.;A4
【正文语种】: