【英文标准名称】:StandardTestMethodforWoodPreservativesbyLaboratorySoil-BlockCultures
【原文标准名称】:用实验室土块培养法测试木材防腐剂的标准试验方法
【标准号】:ASTMD1413-2007e1
【标准状态】:现行
【国别】:美国
【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】:D07.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:cultures;laboratory;preservatives;soilblock;Chemicalanalysis--woodproducts;Visualexamination--woodpreservatives;Coriolusversicolor;Decayrates;Fungalinfluence/resistance;Gloephyllumtrabeum;Lentinuslepidus;Polypo
【摘要】:Thistestmethodisusefulinthedevelopmentofnewwoodpreservativesandpreservativesystemsbyevaluatingtheminimumpreservativeretentiontopreventdecayunderlaboratoryconditions.Theresultsareusedtofacilitatetargetretentionsinsubsequenttestsforeffectivenessagainsttermites(seeTestMethodD3345)andinfieldstakes(seeTestMethodD1758).ThesectionsonTreatmentandPreservativePermanencearereferencedbyotherASTMstandards.Thetestmethodassumesthatthetestblocksexposedtocertainconditionsaftertreatmentwillachieveequilibrium,andwillreturntothesameequilibriumafterexposuretofungi.Thisassumptionmayleadtoweightlossthatisnotduetodecay.Thetestusesliveculturesoffungalorganismsthatrequirecarefulcolonization,storage,andfeedingtoremainviablestrains.1.1Thistestmethodcoversdeterminationoftheminimumamountofpreservativethatpreventsdecayofselectedspeciesofwoodbyselectedfungiunderoptimumlaboratoryconditions.1.2Therequirementsforpreparationofthematerialfortestingandthetestprocedureappearinthefollowingorder:SectionTitle
Section
SummaryofTestMethod
3
SignificanceandUse
4
Apparatus
5
Reagents
6
WoodandTestBlocks
7
TestFungi
8
CultureMedia
9
PreparationofTestCultures
10
PreparationandImpregnationofTestBlocks
11
ConditioningTreatedBlocks
12
PreservativePermanence
13
StabilizationofTreatedTestBlocksandPlacementinCultureBottles
14
IncubationandDurationofTest
15
HandlingTestBlocksAfterExposuretoTestFungi
16
CalculationofWeightLosses
17
EvaluationofTestResults
18
RefiningtheThreshold
19
Report
20
PrecisionandBias
21
Keywords
22