【英文标准名称】:TestMethodforAgriculturalpHControlAgents
【原文标准名称】:农用pH控制剂的试验方法
【标准号】:ASTME1910-2004
【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】:E35.22
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验方法;农业;pH值;pH值测定
【英文主题词】:acidifier;adjuvant;agriculturaladjuvant;basicblend;pH
【摘要】:Thistestmethodisintendedforproductssoldastankmixadjuvantsforusewithagriculturalproducts.PartAprovidesadeterminationofwhetherthepHmodificationcharacteristicsoftheadjuvanttestedmeetthedefinitionofanacidifier,alkalinityagent,orabasicblendinTerminologyE1519.PartBprovidesameasureofthebuffercapacityoftheadjuvant.ThiscanbeusedtoestimatetheamountofabufferthatwillberequiredtokeepaspraysolutionatthedesiredpH.OtherpHstandardscanbeused(seeTestMethodE70)aslongasthepHsmeasuredarenotoutsidetherangeofthestandardsused.Ifsamplesofthematerialtobeusedinaparticularapplicationareavailable,thefirstmethodcanbeusedtodeterminewhatadjuvantrateisrequiredtoobtainthedesiredpH.TheabilityofanadjuvanttoadjustthepHofaparticularsystemwilldependontheinitialpHbeforeaddition.ThesecondmethodcanbeusedtodeterminetheamountofanadjuvantrequiredtochangethepHofaquantityofspraysolutiontotherequiredvalue(seeNote1).Note18212;Manyacidifiersandbasicblendsalsoarebuffers,sothepHchangedoesnotprovideausefulmeasureofbuffercapacity.1.1ThesetestmethodscoverdeterminingifanadjuvantmeetsthedefinitionofanacidifierinTerminologyE1519.1.2Thevaluesstatedinbothinch-poundandSIunitsaretoberegardedseparatelyasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G21
【国际标准分类号】:65_020_99
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:Solidbiofuels-Sampling-Methodsforsamplingparticulatematerialtransportedinlorries
【原文标准名称】:固体生物燃料.抽样.卡车运输的颗粒物质的取样方法
【标准号】:BSDDCEN/TS14778-2-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-02-02
【实施或试行日期】:2006-02-02
【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】:生物燃料;生物的;生物量;生化废物;散装物料;定义;交付;燃料;材料试验;粒度;特性;试样;抽样方法;侧壁试验器;固体燃料;废弃物
【英文主题词】:Biofuels;Biological;Biomass;Bio-wastes;Bulkmaterials;Definition;Definitions;Delivery;Fuels;Materialstesting;Particlesizes;Properties;Samples;Samplingmethods;Sidetesters;Solidfuels;Wastes
【摘要】:ThisTechnicalSpecificationdescribesmethodsfortakingsamplesofsolidbiofuelsthataretransportedinlorries,andisapplicabletosolidbiofuelsthatareeither:?fineandregularly-shapedparticulatematerials,particlesizesuptoabout10mmthatcanbesampledusingascoop,forexample:sawdust,olivestonesandwoodpellets;?coarseorirregularly-shapedparticulatematerials,particlesizesuptoabout200mmthatcanbesampledusingaforkorshovel,forexample:woodchipsandnutshells,forestresiduechips,andloosestraw.Itmaybeused,forexample,whenthesamplesaretobetestedforbulkdensity,durability,particlesizedistribution,moisturecontent,ashcontent,ashmeltingbehaviour,calorificvalue,chemicalcompositionandimpurities.Itisnotintendedforobtainingtheverylargesamplesrequiredforthetestingofbridgingproperties.Itdoesnotprovideanyinformationonhowoftenlorry-loadsshouldbeselectedforsampling.
【中国标准分类号】:D20
【国际标准分类号】:75_160_10
【页数】:20P;A4
【正文语种】:英语