1.80”
(4.57 cm)
0.48”
(1.22 cm)
0.48”
(1.22cm)
1.73”
(4.39 cm)
C-130B
GuardColumn,
2mm ID x2 cm
AnalyticalGuardColumns
XX
Easy topack
XX
Available as a kit with funnel andextra frits
TheC-130B is ourmost popular guard column. HPLCusers find this
columneasytopackandextremelyeconomical.Thisnarrow-boreshort
column (2.0mm IDx2cm length)createsonlyaslightpressure increase
with virtually nodetectable theoretical plate losswhen usedwith a
3mm IDor largercolumn.The2µm fritsareeasytochange,prolonging
the life of the guard column. With only 62 µL packing volume per
guard column, a 3 gbottle of packingmaterial will pack about 30
guardcolumns.
For convenience, weoffer theC-135B kit with twounpackedguard
columnsandatenpackof frits.Withtwoguardcolumns, there isalways
aback-upavailable tohelpeliminatedowntime.
RELATEDPRODUCTS
XX
All GuardColumns featuredon this page include 10-32Coned
threads. Use anyof the10-32 coned fittings onpages 9–17 to
connect tubing to theseguard columns.
AnalyticalGuardColumnKit
For completeconvenience, try theUpchurchScientificguardcolumn
kit with packingmaterial. This kit contains 10 replacement frits, a
packing funnel and3gofC18 reversedphase.
APPLICATIONNOTE
Signs Indicating theGuardColumnNeeds tobeChanged
XX
Systempressurebuild-up
XX
Faster thanusual retention times
XX
Reduced resolution
C-128
GuardColumn,
1mm ID x2 cm
MicroboreGuardColumns
XX
Ideal forMicroboreHPLC
XX
Easilydrypacked (or slurrypackedwith adapter)
XX
Madeof PEEKpolymer and stainless steel
ThisUpchurchScientific
®
ultralowvolumeguardcolumn (1.0mm IDx
2cm length) is ideal fornarrow-borechromatography. Theunpacked
guardcolumnallowsyoutoexactlymatchthechemistryofyourcolumn,
resulting inoptimumcolumnprotection. The total packingvolumeof
16.2 µL ensuresmaximum column efficiency and analytical column
protection. The column canbeeasilydrypackedusing the specially
designed funnel (C-128-20). A3gbottleof ourC18packingmaterial
will pack this columnmore than120 times.
Fritsoftenbecomepluggedbeforeaguardcolumn iscontaminated.
The two0.5µm frits includedwith thisguardcolumncanbechanged
inminutes.Optional 2µm fritsmaybepurchased separately (C-408).
PartNo.
Description
Includes
MICROBOREGUARDCOLUMNS
1.0mm ID x 2 cmUnpacked
C-128
GuardColumn
(2)C-128-31
C-128-20
PackingFunnel
C-128-31
0.5µmStainlessSteel ReplacementFrit
C-408
2µmStainlessSteel ReplacementFrit
C-128-40
SlurryPackingAdapter
C-128-50
GuardColumnKit
(2)C-128, (1)C-128-20, (10)C-128-31
ANALYTICALGUARDCOLUMNS
2.0mm ID x 2 cmUnpacked
C-130B
GuardColumn
(2)A-100
C-130-20
PackingFunnel
A-100
2µmStainlessSteel ReplacementFrit
A-103
0.5µmStainlessSteel ReplacementFrit
C-130-40
SlurryPackingAdapter
C-135B
GuardColumnKit
(2)C-130B, (1)C-130-20, (10)A-100
1602
GuardColumnKit
withReversedPhaseC18
(2)C-130B, (1)C-130-20, (10)A-100, 3g
C18packingmaterial
PACKINGMATERIAL
PartNo.
ParticleSize
Qty.
C-603
ReversedPhaseC18, 30–40µmpellicular
3g
172
FILTERS&COLUMNACCESSORIES
GuardColumns
