作者:标准资料网 时间:2024-05-27 19:58:29   浏览:8722   来源:标准资料网

【英文标准名称】:StandardGuideforUnderstandingCyanideSpecies
【原文标准名称】:了解氰化物样品的标准指南
【标准号】:ASTMD6696-2005e1
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:(Guide)
【标准水平】:()
【中文主题词】:氰化物;术语;分类;定义;化工技术
【英文主题词】:analysis;cyanide;cyanides;environment;freecyanide;metalcyanidecomplex;totalcyanide
【摘要】:Thisguideprovidesstandardterminologyforuseinidentifyinganddescribingthedifferentchemicalformsofcyanide.Thecomplexnatureofcyanidechemistry,existenceofnumerousdistinctchemicalformsaswellasthevariousregulatorydistinctionsthatmaybemadecanleadtoconfusionintechnicaldiscussionsoncyanideandintheselectionofappropriatemethodsforitsanalysis.Thisguideisintendedtoprovideclarificationandacommonframeworkoftermsanddefinitionsfromwhichtodiscussandreferencedifferentcyanidechemicalspeciesandgroupsofcyanidecompounds.Theuseofsuchcommonterminologyisparticularlyimportantfromanenvironmentalperspectivebecausecertainformsofcyanideareconsideredtobetoxic.Therefore,theirreleaseintotheenvironmentisregulatedbyfederalandstateagencies.Thusageneralunderstandingofcyanidechemistryandspeciesdefinitionsisneededforproperwastewatermanagementandtesting.1.1Thisguidedefinesstandardterminologyusedfortheclassificationofthevariouschemicalformsofcyanide.Itisintendedtoprovideageneralunderstandingofthechemicalnatureofdistinctcyanidespeciesasrelatedtochemicalanalysisandenvironmentalfateandtransport.
【中国标准分类号】:G13
【国际标准分类号】:01_040_79;71_080_99
【页数】:6P.;A4
【正文语种】: