valcovalves
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Valco InstrumentsCo. Inc. Sales:
800–367–8424
Fax: 713–688–8106
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139
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8position
SDvalve
Manifold
4position
STvalve
hplcColumnSelection
for4or6columns
Up to6HPLCcolumns canbe
rapidlyaccessedbycolumn
selectionvalves,eliminating the
instrumentdowntime involved
inexchangingcolumnsand the
leakagedue to repeatedchanging
of tubingfittings. Thecolumns
are installedasapartof the loop
system,as shown in thisdrawing.
A6positionvalvecan support
6columns.
hplccolumnselectionforupto
10columns
Thisexample illustratesanSD
(UW type) selectorused forHPLC
column selection. Thisallows
multiplecolumns tobe installed
permanently in the system,
eliminating instrumentdowntime
and leakagepotential resulting
fromhaving tochangecolumns
repeatedly. TheSDUWvalve selects
onlycolumn inlets– thecolumn
outletsareconnected to the
detector viaa low-volumemanifold.
Themanifold is sold separately.
more information
Prices
SDhighpressure . .132
SThighpressure . .133
Application
LowpressureSD . 134
LowpressureST . . 137
Manifolds . . . . . . . 33
SDflowpath—highpressure
SelectorApplications
STflowpath—highpressure
CHROMalyticTECHnologyPtyLtdAUSTRALIANDistributors e-mail:
: 03 97622034
