BS 6068-5.25-1999 水质.生物法.水体组分对活性污泥中微生物增长抑制影响的测定

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【英文标准名称】:Waterquality-Biologicalmethods-Determinationoftheinhibitoryeffectofwaterconstituentsonthegrowthofactivatedsludgemicroorganisms-Section5.25Determinationoftheinhibitoryeffectofwaterconstituentsonthegrowthofactivatedsludg
【原文标准名称】:水质.生物法.水体组分对活性污泥中微生物增长抑制影响的测定
【标准号】:BS6068-5.25-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-08-15
【实施或试行日期】:1999-08-15
【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】:抑制作用;微生物;水;毒性;水组分;细菌纲;活性污泥;生物测定;水质;水质试验;定义;水污染
【英文主题词】:Activatedsludges;Bacteria;Bioassay;Definition;Definitions;Inhibitoryeffects;Microorganisms;Toxicity;Water;Waterconstituents;Waterpollution;Waterquality;Watertesting
【摘要】:ThisInternationalStandardspecifiesamethodforassessingthepotentialtoxicityofatestmaterialtothegrowthofaerobicbacteriapresentinactivatedsludge.Theinhibitoryeffectisrestrictedtothosemicroorganismscapableofgrowthonthechosenorganictestmedium.Thismethodgivesinformationoninhibitoryeffectsonthemicroorganismsoverincubationperiodsupto6h.Thismethodisapplicabletowater,wastewaterandchemicalsubstanceswhicharesolubleundertheconditionsofthetest.Specialcareisneededwithvolatileorcolouredmaterialsandmaterialswhichformturbidsuspensionsordispersions.NOTE1Resultswithvolatiletestmaterialshouldbeinterpretedwithcautionandarelikelytounderestimateanyinhibitoryeffectbecauseofthedifficultiesinmaintainingtheinitialconcentrationinthetestflasks.NOTE2Colouredmaterialsandmaterialsoflowwater-solubilitywhichformturbidsuspensionsordispersionscanbetestedinmanycasesusingcolour/turbiditycontrolsasblanks(see9.4).NOTE3Inhibitoryeffectsonactivatedsludgemicroorganismsoftestmaterialsforwhichthistestisnotapplicablecanbedeterminedbyusinganinhibitiontestbasedonrespirometricmeasurements(seeISO8192).
【中国标准分类号】:Z16
【国际标准分类号】:07_100_20
【页数】:20P;A4
【正文语种】:英语