Slide 1

2/14/2015Mosarof Hossan1

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MustDrain Evenly

NotClean

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ProperlyDisposeExcessProperlyCleanAirDry

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ProperlyCleanAirDry

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TransferToReagentBottleProperlyCleanAirDry

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Balances Top-loadingAnalytical2/14/20158Mosarof Hossan

Tools for weighing

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Steps in weighing(balance in chemical stockroom)

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BURET

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ToDeliverCalibrationTemperatureBURET2/14/201512Mosarof Hossan

CompletelyCoatInsideSurface

RinseWith Titrant2/14/201513Mosarof Hossan

NotCleanBeadsofLiquid2/14/201514Mosarof Hossan

RinseThreeTimes

Fill to AboveTop Graduation2/14/201515Mosarof Hossan

DischargeAllAirBubbles2/14/201516Mosarof Hossan

DrainUntilTopofLiquidIs InGraduations

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CurvedSurfaceof Liquid

MENISCUS2/14/201518Mosarof Hossan

MENISCUSREADER2/14/201519Mosarof Hossan

X

X

OProper Reading

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BottomofMeniscustoTop of Graduation2/14/201521Mosarof Hossan

Increase

TenGraduations}2/14/201522Mosarof Hossan

9.6424.162/14/201523Mosarof Hossan

RecordInitialReadingAddIndicator

ProperGrip2/14/201524Mosarof Hossan

MixWell

NearEndpoint2/14/201525Mosarof Hossan

At EndpointReadRecordFinalReading

Final Reading Initial Reading = Volume Delivered2/14/201526Mosarof Hossan

VolumetricTransferPipets2/14/201527Mosarof Hossan

FillByVacuum

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FillByVacuumPipetBulbRinse

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MustDrain Evenly

NotClean

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AllowToDrainTouchTipToFlaskSomeWillRemainIn Tip2/14/201531Mosarof Hossan

Volumetric Flasks2/14/201532Mosarof Hossan

TCToContainNOT Intended To Deliver

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FillHalfAndMixFillToBelowGraduationFillDrop-wiseToCalibration2/14/201534Mosarof Hossan

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