Summary of LC Multi Valve Applications

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'''Keywords:''' Dual Channel, Single channel, Serial Injection, shorter cycle times, regeneration of columns, Analyst Software, PAL, 10 port, gradient pump, regeneration pump, 6 port injection valve,  saving, back cut, increase throughput, compliance, Look Ahead, staggered injections,  Peaks of interest early, columns, alternating samples, front cut, divert to waste, solvent, TRIOVS, saving of regeneration back cut, parallel injections, cycle composer, staggering of injections, minimum cycle times, acquisition time, Flux pumps, Multiplexes, 2 separate LC systems into one Mass Spec, 21CFR11 compliance, LEAP Shell software, In-line sample concentration, SPE Column regenerated during analytical extraction, prep samples ahead of analytical run, In line sample filtration, In-line concentration, Dual Stream, sample cleanup, column regeneration, concentration,  Analyst Cycles, Stream Selector valve, PAL control, custom cycles, macros, CTC Column selector, Column selection, 4 streams, selectable HPLC, 2 streams, 4 streams, IC-CE software
'''Keywords:''' Dual Channel, Single channel, Serial Injection, shorter cycle times, regeneration of columns, Analyst Software, PAL, 10 port, gradient pump, regeneration pump, 6 port injection valve,  saving, back cut, increase throughput, compliance, Look Ahead, staggered injections,  Peaks of interest early, columns, alternating samples, front cut, divert to waste, solvent, TRIOVS, saving of regeneration back cut, parallel injections, cycle composer, staggering of injections, minimum cycle times, acquisition time, Flux pumps, Multiplexes, 2 separate LC systems into one Mass Spec, 21CFR11 compliance, LEAP Shell software, In-line sample concentration, SPE Column regenerated during analytical extraction, prep samples ahead of analytical run, In line sample filtration, In-line concentration, Dual Stream, sample cleanup, column regeneration, concentration,  Analyst Cycles, Stream Selector valve, PAL control, custom cycles, macros, CTC Column selector, Column selection, 4 streams, selectable HPLC, 2 streams, 4 streams, IC-CE software
[[Category:LC Multi Valve Applications]]
[[Category:LC Multi Valve Applications]]

Revision as of 15:51, 5 October 2009

LC Multiple Valve Applications
Application Type
  STANDARD AND SPECIAL
Application ID
 
Description
  Multiple Valve Applications for LC


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-001
[1]
Dual Channel Serial Injection

Provides shorter cycle times by regenerating columns during next analytical run
Analyst with ICC-CE * 6 port injection valve
* 10 port Valve
* Gradient Pump
* Regeneration pump
* Saving of regeneration time(Back Cut)
* Increase throughput at little cost
* Control is all within Analyst
* Compliance is not affected
* Can not do "Look Ahead"
* Injections are not staggered
* Peaks of interest must come of early
* Columns may perform slightly differently on alternating samples
Yes
Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-002
[2]
Dual Channel Serial Injection with Front Cut

Provides shorter cycle times by regenerating columns during next analytical run and diverts the solvent front to waste
Analyst with ICC-CE * Trio VS
* Gradient Pump
* Regeneration pump
* Saving of regeneration time(Back Cut)
* Increase throughput at little cost
* Control is all within Analyst
* Compliance is not affected
* Avoids contaminating MS inlet with early eluting compounds and solvent
* Can not do "Look Ahead"
* Injections are not staggered
* Peaks of interest must come of early
* Columns may perform slightly differently on alternating samples
Yes


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-003
[3]
Dual Channel Parallel Injection

Provides shorter cycle times by limiting the acquisition time to just the peaks of interest and regenerating columns during acquisition
Cycle Composer outside of Analyst * DoubleStack valve
* 6 port injection valve
* FWS in front of 6 port valve
* Gradient Pump
* Regeneration pump
* Saving of Front and Back Cut
* Provides "Look Ahead"
* Provides staggering of injections
* Requires matching sample lists in Cycle Composer and Analyst
* Columns may perform slightly differently on alternating samples
No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-004
[4]
Analyst with "Look Ahead" with LEAP Shell

Control of the Sample List is through LEAP Shell
LEAP Shell * Standard PAL
* Pumps are supported within Analyst
* "Look Ahead"
* Can import custom columns
* Freedom to create and use custom Cycles
* Does not support 21CFR11 compliance
No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-005
[5]
Dual Channel Parallel Injection

Provides minimum cycle times by limiting the acquisition time to just the peaks of interest and regenerating columns during acquisition
LEAP Shell * DoubleStack valve
* 6 port injection valve
* FWS in front of 6 port valve
* Gradient Pump
* Regeneration pump
* Integration with Analyst Software
* Single Sample List
* Provides staggering of injections
* Multiplexes 2 separate LC systems into on MS
* Does not support 21CFR11 compliance
* Requires pumps to be integrated with LEAP Shell
No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-006
[6]
Inline Sample Concentration

SPE Column regenerated during analytical extraction
Analyst with ICC-CE * TrioVS
* Automated concentration and elution of sample on SPE column prior to separation on analytical column * No "Look Ahead"
* Can not prep samples ahead of analytical run
No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-007
[7]
Inline Sample Filtration

SPE Column regenerated during analytical extraction
Analyst with ICC-CE * TrioVS
* Automated filtration of sample on cleanup column prior to separation on analytical column * No "Look Ahead"
* Can not prep samples ahead of analytical run
No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-008
[8]
Dual Channel In-line Sample Concentration

SPE Column regenerated during analytical extraction
Cycle Composer outside of Analyst * TrioVS
* Dual Stream
* High throughput sample cleanup "Look Ahead"
* Requires two matching sample lists No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-009
[9]
Dual Channel in-line Sample Filtration

SPE Column regenerated during analytical extraction
Cycle Composer outside of Analyst * TrioVS
* Dual Stream
* High throughput sample cleanup
* "Look Ahead"
* Requires two matching sample lists No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-010
[10]
Dual Channel in-line Sample Concentration

SPE Column regenerated during analytical extraction
LEAP Shell * TrioVS
* High throughput sample cleanup "Look Ahead" No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-011
[11]
Dual Channel in-line Sample Filtration

SPE Column regenerated during analytical extraction
LEAP Shell * TrioVS
* High throughput sample cleanup "Look Ahead" No


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-014
[12]
Selectable HPLC

(max 2 Streams)
Analyst Standard Cycles * Two Injection Valves
* MS Stream Selector
* Different Analyst Methods inject into different LC Valves
* Uses Standard Analyst cycles
* Requires Analyst control of the stream selector valve
* Max of 2 streams can be supported
Yes


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-015
[13]
Selectable HPLC

(max 4 Streams)
Analyst with ICC-CE * Multiple Injection Valves (serial control)
* PAL 10 port Valve for Stream Selector
* Different Analyst Methods inject into different LC Valves
* Stream selection to MS
* PAL controls the stream selector valve
* Requires Custom Cycle
Yes


Code Application Control SW Key Hardware Key Benefits Restrictions GLP
M-016
[14]
Column Selection

Method selects which HPLC column is in-line before injection
Analyst with ICC-CE * CTC Column Selector
* Up to 5 columns
* Automated switching between analytical columns within run * Requires Custom Cycles Yes

For other cost/time saving measures consider:

  • LEAP offers multiple choices of Valve Self Wash Stations to aid in cleaning the valve [15]
  • LEAP offers custom sample prep and inject with Analyst and other data systems
  • LEAP Shell Software and application for custom injections and scheduling [16]

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LEAP provides automated workstation instrumentation solutions based on the LEAP CTC PAL X, Y, Z syringe only autosampler robot from LEAP Technologies. This extremely flexible, precise, and adaptable liquid handling robotic platform is available in a variety of lengths and options depending on the requirements of your sample preparation and injections for your UHPLC, LC or GC chromatography.LEAP offers full support and service for the PAL platform in addition to being able to write custom macros, cycles, and scheduling to your applications. Please contact LEAP Technologies on how we can help you get maximized throughput with flexible pipetting automation solutions.

Contact LEAP

Contact the LEAP office Keywords: Dual Channel, Single channel, Serial Injection, shorter cycle times, regeneration of columns, Analyst Software, PAL, 10 port, gradient pump, regeneration pump, 6 port injection valve, saving, back cut, increase throughput, compliance, Look Ahead, staggered injections, Peaks of interest early, columns, alternating samples, front cut, divert to waste, solvent, TRIOVS, saving of regeneration back cut, parallel injections, cycle composer, staggering of injections, minimum cycle times, acquisition time, Flux pumps, Multiplexes, 2 separate LC systems into one Mass Spec, 21CFR11 compliance, LEAP Shell software, In-line sample concentration, SPE Column regenerated during analytical extraction, prep samples ahead of analytical run, In line sample filtration, In-line concentration, Dual Stream, sample cleanup, column regeneration, concentration, Analyst Cycles, Stream Selector valve, PAL control, custom cycles, macros, CTC Column selector, Column selection, 4 streams, selectable HPLC, 2 streams, 4 streams, IC-CE software

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