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Tiêu đề Hướng dẫn sử dụng máy sắc ký lỏng hiệu năng cao 5991 1059en
Trường học University of Agilent Technologies
Chuyên ngành Chromatography and Spectroscopy
Thể loại Hướng Dẫn Sử Dụng
Năm xuất bản 2012
Thành phố Canada
Định dạng
Số trang 373
Dung lượng 19,28 MB

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Nội dung

ThelargestportfolioofFastLCcolumns, andabroadfamilyofphasesacrossallparticlesizes forexceptionalflexibilityandscalability • ZoRBaX Rapid Resolution High definition RRHd columns –1.8µmcol

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Your Essential Resource for Columns & Supplies

Scan the QR code

with your smartphone

for more information

This information is subject to change without notice.

© Agilent Technologies, Inc 2012

Printed in Canada October 31, 2012

5991-1059EN

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Whetheryouareperformingconventionalorultra-fastchromatography,separatingbiomolecules, oranalyzingcomplexbasiccompounds,youcantrustAgilentfortheindustry’shighest-performing columnsthatdeliverthefast,reproducibleresultsyouneed–allengineeredwithAgilent’sunparalleled qualityandreliability.

ZoRBaX Eclipse Plus columns –C18andC8columnsdeliversuperiorpeakshape,whilethe

phenyl-hexylbondedphaseandC18bondedphaseforPAHseparationsexpandselectivityoptionsfor moreapplications.AllEclipsePlusphasesareavailableinFastLC/UHPLCRRHDandRRHTcolumns, 1.8µm.Forscalability,theEclipsePlusC18phaseisverysimilartothePoroshell120EC-C18phase.

InadditiontoPoroshell120andRRHDcolumns,ZoRBaX Rapid Resolution High Throughput

(RRHT) columns areathirdFastLCoptionwithover1401.8µmcolumnschoices.RRHTcolumns

areavailablein2.1,3.0and4.6mmids,allwith600barstability.

Andremember,whenyouchooseAgilentZORBAXLCcolumns,yougetmorethanjustadependable product.Youalsogetover40yearsofexpertise–alongwithunmatchedtechnicalsupport–fromthe world’slargestchromatographysupplier.Ontheweb,byphoneorinperson,Agilenthelpsyousolve theproblemsthatcanslowyoudownandgetinthewayofyourresults.

ThelargestportfolioofFastLCcolumns,

andabroadfamilyofphasesacrossallparticlesizes forexceptionalflexibilityandscalability

ZoRBaX Rapid Resolution High definition (RRHd) columns –1.8µmcolumnsfeatureimproved

packingprocessestoachievestabilityupto1200barforusewiththeAgilent1290InfinityLCand otherUHPLCinstrumentsandareavailableinmorethan14phases,plusHILIC.

LC and LC/MS Columns

Poroshell 120 columns –highefficiencyandhighresolutionwithupto50%lesspressurethan

sub-2µmcolumns.

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LC and LC/MS Columns for Small Molecule Separations

HPLC Column Selection 206

Fast Columns for Reversed-Phase HPLC/uHPLC 227

Poroshell 120 228

ZORBAX Rapid Resolution High Definition 1.8 µm 233

ZORBAX Rapid Resolution High Throughput 1.8 µm 239

Agilent UHPLC Guards 246

Columns for Reversed-Phase analytical HPLC 247

ZORBAX Eclipse Plus 248

ZORBAX Eclipse PAH 254

ZORBAX Eclipse XDB 256

ZORBAX 80Å StableBond 264

ZORBAX Rx 272

ZORBAX 80Å Extend-C18 274

ZORBAX Bonus-RP 278

ZORBAX Original Reversed-Phase Columns 283

Kits for Analytical HPLC 284

Pursuit 287

Polaris 298

TC-C18(2) and HC-C18(2) 304

PLRP-S 306

Preparative HPLC Columns 311

Agilent Prep LC Columns 311

ZORBAX PrepHT 314

Pursuit and Pursuit XRs Prep 319

Polaris Prep Columns 321

Load & Lock 322

Columns for Other HPLC Techniques 323

ZORBAX HILIC Plus 324

Normal-Phase Columns 326

ZORBAX Ion-Exchange Columns – SAX and SCX 333

Hi-Plex Columns for Carbohydrate Analysis 335

appendices 343

Quick Guide to USP Designations for HPLC Columns 343

oligo Solutions 347

StratoSpheres DNA Cartridges 347

TOP, TOP-DNA and TOP-RNA Cartridges 348

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HPLC Column Selection

Tousethecolumnselectionguidediagrambelow,simplyfollowthepathforyouranalyteandmobilephase.Atthefarright,followyourfinalcolumn selectiontothepagesindicated.

Normal-Phase Mode with Bare Silica

Normal-Phase Mode with Bonded Phase

Reversed-Phase Mode with Bonded Phase

Gel Permeation (Small Molecule)

Reversed-Phase Mode with Bonded Phase

Reversed-Phase Mode with Bonded Phase Using Ionization Control

Reversed-Phase Mode with Bonded Phase Using Ion-Pair Agent

Reversed-Phase Mode with Bare Silica (HILIC)

Ion-Exchange Mode

Gel Permeation Chromatography

Gel Filtration Chromatography

Ion-Exchange Mode with Wide-Pore Material

Reversed-Phase Mode with Wide-Pore Material

Molecular Weight

< 3000

Hexane Soluble

IonicNon-Ionic

MeOH and MeOH:

H2O or ACN andACN: H2O Soluble

Page 488Page 248Pages 326-328Pages 326-328

Water Soluble

Water Soluble

Organic SolventSoluble

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Quick guide to agilent Reversed-Phase Bonded Phases

ZoRBaX RP-HPLC Columns Recommended uses and applications Page no.

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TiPS & TooLS

ZORBAXRx

AvailableinRRHD(1200bar)

andRRHT(600bar)configurations,1.8µm

ü Generalseparationofbasic,acidicandneutralcompoundsatlowpHwithdifferentselectivitythanSBcolumns

ZoRBaX RP-HPLC Columns Recommended uses and applications Page no.

Quick guide to agilent Reversed-Phase Bonded Phases

The LC Handbook: guide to LC Columns and Method development

ThishandyguidemakesiteasytochoosetherightLCcolumn,andcontainsplentyoftipsandtrickstomake

yourjobeasierandmoreproductive(publication#5990-7595EN).

Request a copy or download a mobile copy at www.agilent.com/chem/lchandbook

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Quick guide to additional agilent Reversed-Phase Columns

Pursuit Family Recommended uses and applications Page no.

ü Diphenylutilizesstrongdipole-dipolehydrogenbondingandpi-pimechanismsfordifferentselectivitywitharomaticcompounds

ü PFPprovidesexcellentseparationofpolar(halogenated)analytesandpositionalisomersunderstandardreversed-phaseconditions

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ZORBAX Reversed-Phase HPLC Column Selection Flow Chart

For small and large molecules

Mostchromatographersusereversed-phaseHPLCasoneoftheirkeyanalysistechniques.Reversed-phaseHPLCcanbeusedtoanalyzeionicandnonionic analytes.ThereforethisZORBAXColumnSelectionFlowChartwillfocusonreversed-phasecolumns.Tomoreeasilyselectareversed-phasecolumnfor methoddevelopmentofsmallandlargemolecules,followtheoutlineonthesepages.

Thisflowchartprovidesinformationonchoosinganinitialcolumnformethoddevelopmentofsmallmoleculeandproteinandpeptidesamples,andincludes decisionsonbondedphaseandcolumnconfiguration.

or very hydrophobic compounds that are difficult to elute from C18 with conventional reversed-phase solvents Start with Poroshell 120 EC-C18

or Eclipse Plus RRHT/RRHD for fast LC performance

Small Molecules Large Molecules

Starting Column Bonded Phase

Packing Pore Size

2.1 x 50 mm, 1.8 µm959757-902

4.6 x 150 mm, 5 µm883995-902

4.6 x 50 mm, 3.5 µm865973-902

2.1 x 75 mm, 5 µm660750-902

ZoRBaX 300SB-C18

Fast analysis Standard analysis

Standard analysis

Eclipse Plus C18

Poroshell 120 EC-C18

Fast analysis Poroshell 120 EC-C18

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Column and Mobile Phase Guidelines:

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Base Material

ThebasematerialforanLCcolumnismostoftenhighpuritysilicamaterialwithtotallyporousparticlessuch asthatusedinmostAgilentcolumns,includingZORBAX,Pursuit,andPolaris.However,morechoicesare available,includingpolymermaterialwithhighpHstabilityusedinPLRP-Scolumnsandsuperficiallyporous silicaparticlessuchasthoseusedinPoroshell120columns.ThehighpurityTypeBsilicas,includingthe ZORBAXRx-SilusedinZORBAXEclipsePlus,andsuperficiallyporousPoroshell120,areanexcellentfirst choiceformostmethods.TypeAsilicas,suchasZORBAXSIL,usedinOriginalZORBAXcolumns,arestill manufacturedandusedinmanymethods.

Bonded Phase

AgoodfirstchoiceforbondedphaseisC18orC8,andtherecommendedstartingcolumnchoicesare EclipsePlusC18orPoroshell120EC-C18.Thesetwochoicesprovideexcellentpeakshapeandcanbe usedoverthepHrange2-9,accommodatingmosttypicalLCandLC/MSmobilephases.Ifthesample solutesofinterestarenotadequatelyseparatedonthesecolumns,CNandPhenylcolumns–including Phenyl,Phenyl-HexylandDiphenyl–mayoffersignificantdifferencesinselectivityfromstraight-chainalkyl phasestoeffecttheseparation.

Ingeneral,largersolutes,suchasproteins,arebestseparatedonshort-chainreversed-phasecolumns (C3,CN,C8)andpeptidesandsmallmoleculesareseparatedonlonger-chaincolumns(C18).However, therearemanycaseswherethisconventionalwisdomdoesnotapply.Forexample,peptidescanalsobe effectivelyseparatedusingshort-chaincolumns,andhydrophobicpeptidescanshowbetterrecovery onlonger-chainphases.Therefore,itisbesttoinitiallyselectaphaseinthemiddleofthehydrophobic spectrum(e.g.,C8),thenchangetoamorehydrophobicphaseormorehydrophilicphasedependingon initialresultsandsolubilitypropertiesofyoursample.

Polymers

WhenacolumnisneededthatcanoperateatverylowandveryhighpH,polymericpackingsprovide analternativetosilica-basedmaterials.Polymericparticlesaregoodforsmall-scalechromatography, particularlyLC/MS,astheyarechemicallystableanddonotleachsolubleorparticulatespecies. Reversed-phasesphericalpolymericpackingsusedinAgilentPLRP-Scolumns,forexample,arebasedona styrene/divinylbenzenecopolymerwithaninherentlyhydrophobicsurface.Nobondedphaseisrequiredfor reversed-phasechromatographywithpolymericparticles.Theserigidmacroporousparticlescanbecoated andderivatizedtogivearangeoffunctionalities,includingweakandstrongcationandanionexchangers.

Silica, Polymers, and Bonded Phase

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pH and Mobile Phase

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Working with LC/MS

SincemanyLC/MSanalysesarerunatlowerflowrates(typicallyfromµL/minflowratesupto1mL/min), movingtosmallerinternaldiametercolumnsisthebestchoicefortheuser.Agilent’sSolventSaver (3.0mmid)andnarrowbore(2.1mmid)willoftenresultinlowersolventusageforthemethod,

andareexcellentoptionsforhighresolutionandhighersensitivitythanthelargeridcolumns.

Mostoften,thebestbondedphasechoiceisanendcappedC18phase.EclipsePlusC18isahigh performanceendcappedC18phaseavailableinsub-2µmRRHDandRRHTcolumnformats.Forfast high-throughputseparationswithLC/MS,Poroshell120EC-C18isanexcellentchoice.Poroshellhas alargerfrit,soit’swellsuitedfordirtierLC/MSsamples,suchasbloodplasma,whichmayoftenclog columnswithsmallerporosityfrits.

BothEclipsePlusC18andPoroshell120EC-C18phasesarestableoverawidepHrangeandare compatiblewiththevolatilebufferssuchasaceticandformicacids.

TiPS & TooLS

LC Flow Rate Calculator app

ThisFREESmartphoneappletsyouquicklyadjustyourflowratetoaccommodateothermethodchanges.

Downloadatwww.agilent.com/chem/lcapp

WhenchoosingHPLCcolumnsforLC/MS,chromatographersoftenneedtoconsiderseveralaspectsof theirmethodandseparation,typicallyincludingresolution,flowrate,andstationaryphasechoice.Often, forrelativelysimpleanalytes,shorterhighresolutioncolumnsarethebestchoice.Thesecolumnsallowfor highthroughputwhilemaintaininghighseparationefficiency.NarrowboreRapidResolutionHighDefinition (RRHD)forseparations(>600bar)andPoroshell120columns(<600bar)offerhighresolutionevenin shortercolumnsdimensions.Formoredifficultsamples,usersshouldseeklongercolumnlengths.

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Transferring your method

to a high efficiency column

optimize the data collection rate for LC and LC/MS (at least 40 Hz detector with fast

response time for uV) –Setthedetectortothefastestsetting,thentothesecondfastestsetting

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Minimize injection sample dispersion in the column –Useaninjectionsolventwithsolventstrength

thatisequivalenttoorweakerthanthemobilephase,especiallywhenusinganisocraticmethod.Thisis goodpracticeingeneralforanycolumn,andmoreimportantwithhighefficiencycolumns.

Scale your gradient profile and injection volume –Ifusinggradientelution,scalethegradient

profileandinjectionvolumetothenewsmallercolumntoquicklytransferthemethodandavoid overloading.Forisocraticandgradientelution,makesurethatyouscaletheinjectionvolumetomatch theoverallcolumnvolume.

Minimize tubing volume in the instrument –UseRed(0.12mmid)tubinginsteadofGreen

(0.17mmid)asithasonlyhalfofthevolumethatthesamplehastotravelthrough.Thiscutsdown extracolumnbandbroadening.Ensurethatyourconnectionsareasshortaspossible.Thekeylocations tocheckare:

TiPS & TooLS

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15 15

Fast analysis of cefepime

and related impurities

Column: Poroshell 120 EC-C18

2.0mL/min 300bar

1mL/min 155bar

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Start with Poroshell 120 for Fast LC performance on any HPLC – phases align with ZoRBaX family.

up to 50% less pressure than sub-2 µm; a total lab productivity enhancer

**Best Phase for Method development

1.7 µm solid core; 0.5 µm porous outer layer for a 2.7 µm particle, id's: 4.6 mm, 3.0 mm, 2.1 mm, Lengths: 30-150 mm.

New phases coming soon! Check www.agilent.com/chem/poroshell120

Compatible with HPLC and UHPLC instruments Suitable for analysis of acids, bases, and neutrals Also great for peptide mapping.

Poroshell 120 is for any lab looking for increased analytical speed and resolution with less backpressure.

Poroshell 120

ZoRBaX Family

ZoRBaX StableBond

R R R R R R

R 1

Si O OH

OH

R 1

Si O

R 1

Si O

CH3

CH3Si

CH 3

CH 3

CH3Si

O

O

O O O

CH 3

CH3Si

O

O

O O

O

SB-C18 (USP L1), SB-C8(USP L7),

SB-C3 (USP L56), SB-Phenyl (USP L11), SB-Cn (USP L10), SB-aq

RRHd:1.8 µm, stable to 1200 bar;

RRHT: 1.8 µm, 600 bar

Lengths: 20-250 mm IDs: 4.6 mm , 3.0 mm, 2.1 mm, 1.0 mm;

Prep, Capillary (C18)

High performance with acids, bases, and neutrals with superior lifetime at low pH.

Sample applications Chemical/industrial: Triton Environmental: Organic acids,

pesticides in drinking water

Food Safety: Anthocyanine,

180 m 2 /g Particle sizes:

1.8, 3.5, 5, 7 µm

pH: 1.0-8.0 (0.8-8.0 for SB-C18) Carbon Load:

C18: 10%; C8: 5.5%;

C3: 4%; Phenyl: 5.5%;

CN: 4%, Aq: Proprietary

Best for low pH mobile phases – great for method development

ZoRBaX Eclipse Plus**

C18 (USP L1), C8(USP L7),

Phenyl-Hexyl (USP L11), PaH (USP L1)

High performance and excellent peak shape with acids, bases and neutrals.

Sample applications Environmental: EPA Method 1694,

Illicit and prescribed drugs in wastewater

Food Safety: Quinolone antibiotics Pharmaceutical: Chloramphenicol,

Simvastatin, Chrysophenol (TCM), amphetamine, ranitidine

double Endcapped

(except PAH, which

is not endcapped) Temp limit: 60 °C Pore size: 95Å Surface area:

160 m 2 /g

Particle sizes:

1.8, 3.5, 5 µm pH: 2.0-9.0 for C18, C8; 2.0-8.0 for PAH, Phenyl-Hexyl Carbon load:

C18: 9%; C8: 7%;

Phenyl-Hexyl: 9% ; PAH: 14%

Best all around – exceptional peak shape, efficiency, resolution, and lifetime

ZoRBaX Eclipse XdB

C18 (USP L1), C8(USP L7),

Phenyl (USP L11),

Cn (USP L10)

Good peak shape for basic, acidic, and neutral compounds with high performance over a wide pH range (pH 2-9) eXtra Dense Bonding and double endcapping help give this column a long lifetime.

Sample applications Environmental: Herbicides/pesticides,

steroids in water

Food Safety: Food colors,

aromatic flavorings, mycotoxins, epoxyphenolic-based can coatings

Pharmaceutical: Goldenseal and related

alkaloids, antidepressants, triamcinolone

double Endcapped

Temp limit: 60 °C Pore size: 80Å Surface area:

180 m 2 /g Particle sizes:

1.8, 3.5, 5, 7 µm

pH: 2.0-9.0 (2.0-8.0 for CN) Carbon load: C18: 10%; C8: 7.6%; Phenyl: 7.2%; CN: 4.3%

High performance over a wide pH range

RRHd:1.8 µm, stable to 1200 bar;

RRHT: 1.8 µm, 600 bar

Lengths: 15-250 mm IDs: 4.6 mm, 3.0 mm, 2.1 mm, 1.0 mm; Capillary and Prep

Pursuit/

Pursuit XRs

C18 (USP L1), C8 (USP L7), diphenyl (USP L11), PFP (USP L43), PaH (USP L1), Si (USP L3)

Pursuit XRs offers higher loadability

Endcapped

(except Pursuit XRs Si) Pore Size: 200Å (Pursuit), 100Å (Pursuit XRs) Surface area: 200 m 2 /g (Pursuit); 440 m 2 /g (Pursuit XRs)

pH: 2.0-9.0 Carbon Load: Pursuit C18: 12.9%; Pursuit C8: 7.4%; Pursuit Diphenyl: 7.3%; PFP: 6.3%; XRs C18: 22%; XRs Ultra C18: 23.3%; XRs Ultra

Lengths: 30-250 mm

IDs: 2.0 mm, 3.0 mm, 4.6 mm; Prep

Poroshell 120 EC-C18** (uSP L1), EC-C8** (uSP L1), Phenyl-Hexyl (uSP L11) Carbon Load: Phenyl-Hexyl - 8%

Poroshell 120 SB-C18 (uSP L1), SB-C8

RRHd: 1.8 µm, stable to 1200 bar;

RRHT:1.8 µm, 600 bar Lengths: 30-250 mm IDs: 4.6 mm, 3.0 mm, 2.1 mm, 1.0 mm; Prep

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Poroshell 120 SB-aQ Carbon Load: Proprietary

HO N

N O

PG PG

R R R

Si Si

C18 Silica Support Si O

ZoRBaX Bonus-RP

Bonus-RP (USP-L60)

PoLaR Compounds

Polar-embedded to improve peak shapes;

for basic compounds at low and mid pH.

Sample applications Environmental: Triazine pesticides Food Safety: Hydroxymethylfurfural Pharmaceutical: Antifungal medications,

anorectics, ulcer medications

RRHd: 1.8 µm, stable to 1200 bar;

RRHT: 1.8 µm, 600 bar

Lengths: 30-250 mm IDs: 4.6 mm, 3.0 mm, 2.1 mm, 1.0 mm; Prep

Triple-Endcapped

Temp limit: 60 °C Pore size: 80Å Surface area:

180 m 2 /g Particle sizes:

1.8, 3.5, 5 µm

pH: 2.0-9.0 Carbon load: 9.5%

alternative selectivity to alkyl, phenyl, cyano phases

ZoRBaX Extend-C18

C18 (USP L1)

Sample applications

Environmental: EPA 8330 (explosives)

Food Safety: Aflatoxins, mycotoxins

a good option for

See ZORBAX StableBond for specification and structure.

Polaris

C18-a (USP L1), C8-a (USP L7), C18-Ether (USP L1), C8-Ether (USP L7), amide-C18 (USP L60), nH2 (USP L8), Si-a (USP L3)

Hydrogen-bond accepting and ether group endcapping provide alternate selectivities.

Sample applications Environmental: Triazine pesticides Food Safety: Hydroxymethylfurfural Pharmaceutical: Antifungal medications,

anorectics, ulcer medications

Endcapped

Pore size: 180Å Surface Area:

200 m 2 /g Particle Sizes:

3, 5, 10 µm pH: 2.0-9.0

Carbon load: Polaris C18-A: 13.8%; Polaris C8-A: 7.4%; Polaris C18-Ether: 12.1%; Polaris C8-Ether: 7.1%

More options for Polar Compounds

Looking for a HiLiC column?

RRHd: 1.8 µm stable to 1200 bar;

RRHT: 1.8 µm, 600 bar

Lengths: 20 - 250 mm IDs: 4.6 mm, 3.0 mm, 2.1 mm; Prep

Lengths:30-250 mm, (available in

3 µm and 5 µm particles) IDs: 2.0 mm, 3.0 mm, 4.6 mm; Prep

High efficiency and long life at high pH –

up to pH 11.5 Improve retention,

resolution and peak shape of basic

compounds High sensitivity for LC/MS

separations of peptides Unique

bidendate bonding and double

endcapping provides high pH stability.

Exceptional lifetime at low pH –

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Method Development from pH 1-12

Start method development at low pH (pH 2-3)

Withsomanycolumnchoicesavailable,howdoyouknowwheretostartyourmethoddevelopment?Therecommendedstartingpointformethod developmentisusingabufferedlowpHmobilephase–aroundpH2-3.UsingalowpHmobilephasemostoftenresultsinthebestpeakshapeforbasic compoundsonsilica-basedcolumns.AtlowpH,thesilanolsonthesilicaarefullyprotonatedsopositivelychargedbasiccompoundsdonotinteractstrongly Theresultisgoodpeakshape.Manyacidiccompoundsarenon-charged,maximizingtheirretentionatlowpH.Theseobservationsarekeyadvantagesto methoddevelopmentatlowpH.

Forstandardanalyticalwork,startmethoddevelopmentwithacetonitrileasthemobilephaseorganicmodifierand20-50mMphosphatebuffer(pH2-3) astheaqueouscomponentfornon-LC/MSapplications.TheseconditionsprovidegoodpHcontrol,necessaryforthemostreproducibleanalysesofionizable compounds.ForLC/MSapplicationsformicacidorTFAaregoodmobilephaseadditivesforlowpH.

Optimize solvents and bonded phases at low pH

Theinitialmethoddevelopmentstepsmayleadveryquicklytoasatisfactoryseparation.Butifmoreoptimizationisneeded,acetonitrilecanbereplaced withmethanolortetrahydrofuranandtheseparationre-optimized.Thisstepmayleadtoasatisfactorysolution,butifstillmoreselectivityoptimization isneeded,thecolumnbondedphasecanbechanged.

AtlowpHtherearemanybondedphasechoicesavailableforoptimization.TheseincludetheEclipsePlusphasesaswellastheEclipseXDBfamilywith C18,C8,PhenylandCN.AlternatechoicesincludefivedifferentStableBondbondedphases:SB-C18,SB-C8,SB-Phenyl,SB-CN,andSB-C3.Forpolar analytes,tryBonus-RP,SB-AqorthePolarisfamily,includingC18-A,C8-A,C18-EtherandAmide-C18phases.

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Choose Agilent ZORBAX Eclipse Plus or Poroshell 120

for method development at mid pH (pH 4-9)

pHandPLRP-Scolumns,whicharemadefromapolymericmaterial.

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Poorly retained compounds

Poorly retained compounds

SAMPLE

ü ZORBAXEclipsePlusC18,C8,or Poroshell120EC-C18

Band spacing problems

Band spacing problems Band spacing problems

Band spacing problems

Band spacing problems Band spacing problems

Band spacing problems

Band spacing problems

Band spacing problems

Band spacing problems Band spacing problems

Band spacing problems

Band spacing problems

Band spacing problems

Band spacing problems

Band spacing problems

Band spacing problems

BASICCOMPOUNDS(Ion-Pairing)

ü UseMeOHorganicmodifier,10mMhexane sulfonicacid,25-50mMpH3buffer

ü Adjust%MeOHfor0.5<k<20

STEP 1c

Increaseordecrease%oforganicmodifier by5%(v/v)

Increaseordecrease%of organicmodifierby5%(v/v)

Increaseordecrease%of organicmodifierby5%(v/v)

Increaseordecrease%oforganicmodifier by5%(v/v)

Increaseordecrease%oforganicmodifier by5%(v/v)

ü RestartatSTEP2

STEP 4

ü Changebonded-phasefunctionalitytoEclipse PlusPhenyl-Hexyl,Bonus-RP,EclipseXDB-CN, SB-CN,SB-Aq

ü Adjust%MeOHfor0.5<k<20

STEP 5b

Varytemperaturewithinrecommended rangeforbondedphase

Try different HPLC mode

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Cartridge Selection guide

icon* Type of Cartridge Features Benefits

guardcartridges

InexpensiveExtendscolumnlifetimePermitsrapidcolumnchangesCanuse2,3,4and4.6mmcartridgesCartridgeshaveauniquefilterandsieve

ateachend

HelpspreventblockageZORBAXGuardCartridge:

Standalonesystem

Highefficiency,standalone,

low-dead-volumecartridge

Sealsupto5000psi(340bar)or3000psiwithaPEEKfitting

Polymericcartridgedesigned

forleak-tightsealsagainstmetalsurfaces

NogasketsrequiredMoresolvent-resistantthanPEEK

ForallanalytetypesLowbleedSoldindividuallyorasthree-packs

ZORBAXSemi-PreparativeGuard

HPLCHardwareKit:

Standalonesystem

Easy,low-dead-volumeassembly Sealsupto2000psi(135bar,13.5MPa)Tubing(polyphenylenesulfone)designed

Completesystemsandreplacementcartridges

NotoolsrequiredModularflexibility

connectsrighttotheanalyticalcolumn

Extendscolumnlifetime

withoutimpactingperformanceAvailableinmatchingphasesforPoroshell120,

RRHDandRRHTcolumns

*Lookfortheseiconstohelpyouselecttheproperguardcartridgesandcolumns

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Cartridge/guard Cartridge Systems Compatibility guide*

icon Column Type guard Cartridge Holder

id (mm) Phases

Cartridgecolumncartridgeholder

5021-1845

Guardcartridge(internalsystem)cartridgeholder5021-1845

2.03.04.04.6

LiChrospherNucleosilPurospherSuperspherZORBAX

cartridgeholder820999-901

2.13.04.6

(Continued)

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Cartridge/guard Cartridge Systems Compatibility guide*

icon Column Type guard Cartridge Holder

id (mm) Phases

FastGuardsforUHPLC:

Singlereplacementguardcolumn

3.04.6

Poroshell120:EC-C18EC-C8SB-C18Phenyl-HexylSub-2µm:EclipsePlusC18EclipseXDB-C18SB-C18SB-C8

*StandaloneguardcartridgesfitallcartridgeandstandardfittingcolumnsavailablefromAgilent.Allcolumnswithouticonsarestandardfittingcolumns

nEw!

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Recommendations for Fast LC Columns

your Lab Situation agilent Recommends Rationale

youcan’ttransfer,theZORBAXEclipsePluscolumnwillprovideexceptionalpeakshapeandperformance

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Poroshell 120

(Maximum pressure: 600 bar)

Hardware description Size (mm)

Particle Size (µm)

EC-C18 uSP L1

EC-C8 uSP L7

Phenyl-Hexyl uSP L11

SB-C18 uSP L1

SB-C8 uSP L7 SB-aq

Bonus-RP uSP L60

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1 2 3

1 2 3

4 5

8 9

Environmental phenols on Poroshell 120

Column a: Poroshell 120 EC-C18

695975-902 4.6 x 100 mm, 2.7 µm Column B: Eclipse Plus C18

959964-902 4.6 x 100 mm, 1.8 µm

Gradient: A:Water0.1%formicacid

B:Acetonitrile0.1%formicacid2mL/min

Initial:8%B10min:30%B

Detector: 275nm,2mmflowcell

Agilent1200SL40°CNopulsedamperNomixer3µLheater

uHPLC efficiency at HPLC pressures

Column a: Poroshell 120 EC-C18

695975-302 3.0 x 100 mm, 2.7 µm Column B: Eclipse Plus C18

959964-302 3.0 x 100 mm, 1.8 µm

w/50µL2mg/mLthioureainwater/acetonitrile(65:35)

Forthissampleofneutralalkylphenones,thePoroshell120columndelivered>90%oftheefficiencyattainedbythe1.8µmcolumn.Alsonotethatthepressureonthe

Poroshell120columnisabout50%ofthepressureonthe1.8µmcolumn

Trang 29

HPLC separation of 12 phenols performed

in just 5 minutes – and under 400 bar –

using an agilent Poroshell 120 EC-C18 column

Column: Poroshell 120 EC-C18

0 mAU

min

12 phenols analyzed using a longer (4.6 x 100 mm)

agilent Poroshell 120 EC-C18 column

Column: Poroshell 120 EC-C18

Trang 30

2 4 6

0 100 200 300

0 100 200 300

for fast uHPLC separations

Column: Poroshell 120 EC-C18

695975-302 3.0 x 100 mm, 2.7 µm

MobilePhase: 65%A:0.2%Formicacid

35%B:MethanolIsocraticFlowRate: Varies

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ZoRBaX Rapid Resolution High definition

ZoRBaX RRHd Column Specifications

Bonded Phase Pore Size Surface area pH Range Endcapped Temp Limit

Trang 32

min 0

mAU

0 50 100 200

A

min 0

mAU

0 50 100 200

B

min 0

mAU

0 50 100 200

C

Rs: 2.40 Rs: 1.37 Rs: 0

4 2

50 mm

Separation of licorice root on RRHd columns

Column a: ZoRBaX RRHd SB-C18

857700-902 2.1 x 50 mm, 1.8 µm Column B: 858700-902

2.1 x 100 mm, 1.8 µm Column C: 859700-902

2.1 x 150 mm, 1.8 µm

MobilePhase: 10-100%B/30min

A:0.1%Formicacid(fa)

B:Acetonitrilewith0.1%faFlowRate: F=0.4mL/min

Trang 33

F=2.0mL/minP=975bar

new levels of sensitivity and resolution

Column a: ZoRBaX RRHd Eclipse Plus C18

with6410MS/MSSample: 20µL(10µLfor50mmcolumn)

Trang 34

TiPS & TooLS

Selectivity comparison: C18 columns

Column a: ZoRBaX RRHd Eclipse Plus C18

959758-902 2.1 x 100 mm, 1.8 µm Column B: ZoRBaX RRHd Eclipse XdB-C18

981758-902 2.1 x 100 mm, 1.8 µm Column C: ZoRBaX RRHd Extend-C18

758700-902 2.1 x 100 mm, 1.8 µm Column d: ZoRBaX RRHd SB-C18

858700-902 2.1 x 100 mm, 1.8 µm

MobilePhase: A:0.1%HCOOHinH2O(30%)

B:0.1%HCOOHinCH3CN(70%)FlowRate: 1mL/min,isocratic

AEA

2-AG *

PEA OEA

AEA

2-AG *

×10 2

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

×10 2

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

×10 2

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

Trang 35

×10 2

0 0.1 0.2 0.4 0.6 0.8 1.0

×10 2

0 0.1 0.2 0.4 0.6 0.8 1.0

Counts(%)versusAcquisitiontime(min)

TiPS & TooLS

Selectivity comparison:

Phenyl and other columns

Column a: ZoRBaX RRHd Eclipse Plus C18

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Rapid Resolution High definition (RRHd) Columns for High Pressure use (Maximum Pressure: 1200 bar)

Hardware description Size (mm)

Particle Size (µm)

Eclipse Plus C18 uSP L1

Eclipse Plus C8 uSP L7

Eclipse Plus Phenyl-Hexyl uSP L11

Eclipse PaH uSP L1

Rapid Resolution High definition (RRHd) Columns for High Pressure use (Maximum Pressure: 1200 bar)

Hardware description Size (mm)

Particle Size (µm)

SB-C18 uSP L1

SB-C8 uSP L7

SB-Cn uSP L10

SB-Phenyl uSP L11 SB-aq

Rapid Resolution High definition (RRHd) Columns for High Pressure use (Maximum Pressure: 1200 bar)

Hardware description Size (mm) Particle Size (µm)

Extend-C18 uSP L1

Eclipse XdB-C18 uSP L1

Bonus-RP uSP L60 HiLiC Plus

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ZoRBaX Rapid Resolution High Throughput

Trang 38

doubletheefficiencyofa3.5µmcolumninthesamecolumn

length.Thishighefficiencycanbeusedforveryhigh-resolution,

highthroughputanalyses

Rapid Resolution HT (RRHT) provides double

the efficiency of Rapid Resolution columns

Column a: ZoRBaX Rapid Resolution SB-C18

835975-902 4.6 x 50 mm, 3.5 µm Column B: ZoRBaX RRHT SB-C18

827975-902 4.6 x 50 mm, 1.8 µm

0.0

1

2

3 4 1

2

3 4

Time (min)

1 0

961753-902 2.1 x 100 mm, 3.5 µm

MobilePhase: A:H2O

B:ACNPeakcapacity: A:461

B:343FlowRate: 0.5mL/min

Gradient: 0.0min50%B

20.0min100%BTemperature: 40°C

Trang 39

Reduce analysis time dramatically with Rapid

6

1

4 3

1 4 3

1 4

6

1 4 2 5 7 6

Trang 40

TiPS & TooLS

n (3.5 µm)*

Resolving Power

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